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"Code Lyoko"
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Episodes cast for
"Code Lyoko" (2003) More at IMDbPro »

Season: 1 | 2 | 3 | 4 | unknown
Year: 2004 | 2005 | 2006 | 2007


Season 1


Season 1, Episode 1: Teddygozilla

19 April 2004
A student named Milly seeks the comfort of her teddy bear after being embarrassed and ostracized due to her young age by Sissi, the school's bully/diva. A corrupted super computer known as X.A.N.A. enters the real world by possessing the bear. In a quest to strike and destroy his enemies, the X.A.N.A infected teddy bear increases to an enormous size. No one is safe as this monstrosity creates a path of destruction.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)
Barbara Scaff ... Ulrich Stern / Tamiya Diop (voice: English version)

David Gasman ... Jim Morales / Herb Pichon (voice: English version)
Mirabelle Kirkland ... Yumi Ishiyama / Milly Solovieff (voice: English version)
Allan Wenger ... Principal Jean-Pierre Delmas (voice: English version)
Jodie Forrest ... (voice: English version) (as Jody Forrest)

Matthew Géczy ... Nicholas Poliakoff (voice: English version) (as Matthew Geczy)
Carole Baillien ... Sissi Delmas (voice: French version)
Julie Basecqz ... (voice: French version)
Alexandra Corréa ... (voice: French version)
Alexandre Crepet ... (voice: French version)
Géraldine Frippiat ... Yumi Ishiyama (voice: French version)
Guylaine Gibert ... (voice: French version)

Christophe Hespel ... (voice: French version)
Marie-Line Landerwijn ... Ulrich Stern (voice: French version) (as Maryline Landerwijn)
Sophie Landresse ... Aelita Hopper (voice: French version)
Raphaëlle Lubansu ... Jérémie Belpois / Odd Della Robbia (voice: French version) (as Raphaëlle Bruneau)
Arnaud Léonard ... (voice: French version)
Frédéric Meaux ... Jim Moralés (voice: French version)
Mathieu Moreau ... (voice: French version)
Bruno Mullenaerts ... Hervé Pichon / M. Jean-Pierre Delmas (voice: French version)
Nathalie Stas ... Milly Solovieff (voice: French version)
Christophe Caballero ... Odd Della Robia (voice: English version) (uncredited)
Christine Flowers ... Elizabeth 'Sissi' Delmas (voice: English version) (uncredited)

Season 1, Episode 2: Seeing Is Believing

20 April 2004
After a lecture on nuclear power in class, Odd begins casting for a traditional rock band called the Pop Rock Progressives. They need a drummer, and several try out for the position, including Nicolas. Nicolas turns out to be the best, but Odd is reluctant to let him on. Meanwhile, Xana decides to overload the nuclear power plant by storing electricity in a transformer and unleashing it on the plant all at once. Unsure if they can stop such an event, the group votes and, by a 3 to 2 vote (Aelita being the swing vote), decides to tell the authorities. Yumi goes to inform them while the others stay behind to deal with Xana. Now they must deactivate the tower before the city is turned into a nuclear wasteland. Not only that, they also have to do so before the authorities find out about the supercomputer.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)
Christine Flowers ... Elizabeth 'Sissi' Delmas (voice) (uncredited)

Season 1, Episode 3: Holiday in the Fog

21 April 2004
To keep an eye out for X.A.N.A., Jeremie decides to stay back at school for the vacation. Suspicious of the gang's secrets, Sissi decides to stay as well, milking the situation when X.A.N.A. launches toxic gases into the school, in an attempt to destroy his enemies.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 4: Log Book

22 April 2004
Sissi has found something very special and dear to Ulrich, his diary! Unfortunately the diary contains some information on X.A.N.A. and Lyoko. Sissi decides to use this as a means of blackmail to get with Ulrich. Later Odd, Ulrich, Sissi, and some of the other students are going to a pool, the bus that their riding in is X.A.N.A.'s next target. He wants to ram the bus into a chemical plant. Now the team must head to Lyoko to help Aelita get to the tower to save the students and the rest of the city.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)
Christophe Caballero ... Odd Della Robbia (voice: English version) (uncredited)
Christine Flowers ... Elizabeth 'Sissi' Delmas (voice) (uncredited)

Season 1, Episode 5: Big Bug

23 April 2004
Crashing the city's communications device with a virus, X.A.N.A. jeopardizes thousands of citizens when he runs a pair of trains on a collision course, one of which contains dangerous chemicals. Meanwhile, Odd gets in trouble with the Kadic administration when Sissy reveals the existence of Kiwi to Jim.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 6: Cruel Dilemma

26 April 2004
Jeremie is working on the materialization program, and Odd accidentally finds it, but it can be used only one time. Jeremie wants to materialize Aelita, but realizes that preparations need to be made. That night, X.A.N.A. possesses two bulldozers and starts to destroy the factory. Odd and Yumi go into Lyoko where she falls into a virtual black hole. In order to save Yumi's life, Jeremie has to choose between either materializing her or Aelita.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 7: Image Problem

27 April 2004
Yumi is held captive in Lyoko while her evil clone attempts to destroy the heroes. Meanwhile, an unsuspecting Jeremy sends Odd and Ulrich to Lyoko to help Aelita deactivate a tower, but he ends up alone, face-to-face with XANA.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)
Barbara Scaff ... Ulrich Stern (voice: English version)

David Gasman ... Jim Morales / Herb Pichon (voice: English version)
Mirabelle Kirkland ... Yumi Ishiyama / X.A.N.A.-Yumi (voice: English version)
Allan Wenger ... Principal Jean-Pierre Delmas (voice: English version)
Jodie Forrest ... Elizabeth 'Sissi' Delmas / Yolanda Perraudin (voice: English version) (as Jody Forrest)

Matthew Géczy ... Odd Della Robia / Nicholas Poliakoff (voice: English version)

Season 1, Episode 8: End of Take

28 April 2004
A movie director begins filming in our heroes' factory, so Ulrich works on the film to make sure no one discovers their secret. But that will be no easy task when XANA takes control of an alien monster prop intent on destroying the heroes.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)
Christine Flowers ... Elizabeth 'Sissi' Delmas (voice) (uncredited)

Season 1, Episode 9: Satellite

29 April 2004
When all the students' cell phones goes off in class, it starts Sissy on a petition to save her cell phone--but it goes awry when Odd breaks into the school's office's locker to get his, Ulrich's, & Yumi's cell phone. It turns out that X.A.N.A. is trying to get out board a highly powerful military satellite in space. X.A.N.A.'s target turns out be our heroes.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)
Jodie Forrest ... Elizabeth 'Sissy' Delmas / Dorothy / Mrs. Hertz (voice)

Matthew Géczy ... Odd Della Robia / Nicholas Poliakoff (voice)
Mirabelle Kirkland ... Yumi Ishiyama / Milly Solovieff (voice)
Barbara Scaff ... Ulrich Stern (voice) (as Barbara Weber-Scaff)
Christine Flowers ... Elizabeth 'Sissi' Delmas (voice) (uncredited)

Season 1, Episode 10: The Girl of the Dreams

30 April 2004
Around the same time that Jeremie loses contact with Aelita, a new student named Taelia resembling her arrives to Kadic. Believing that Taelia is Aelita with amnesia, Jeremie reveals the existence of Lyoko to her. Meanwhile, X.A.N.A. possesses samurai armor that Yumi had brought to school for a presentation.

Sharon Mann ... Jeremy Belpois / Aelita / Taelia (voice: English version)

Season 1, Episode 11: Plagued

3 May 2004
When the gang learns that if Jeremy passes a few tricky quizzes, that he'll get transferred to another school, they quickly seek a way for him to stay, even if it means failing the test on purpose. Meanwhile, XANA gains possession of a pack of rats, using them to attack the flow of power in the city as well as his earthbound enemies.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 12: Swarming Attack

4 May 2004
Ulrich is fussing over a mysterious letter found slipped under his door one night... a love letter signed by Yumi! Meanwhile, XANA infects a hive of hornets and is using it to attack our heroes. Ulrich struggles with his feelings and how to tell Yumi how he feels about her; that is, if he can figure it out himself, and saving the day from XANA in an episode of life and death.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 13: Just in Time

5 May 2004
Jeremy has trouble materializing Aelita, and actually makes matters worse. While he tries to de-bug her program, XANA launches his latest attack, putting Odd in grave danger. Our heroes must decide: Defeat XANA or sacrifice Aelita?

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)
Christine Flowers ... Elizabeth 'Sissi' Delmas (voice) (uncredited)

Season 1, Episode 14: The Trap

6 May 2004
XANA takes control of the factory and traps Yumi, Ulrich and Sissi in the elevator, which plummets to the ground and begins filling with water. Yumi escapes and gets help from Odd and Aelita to deactivate a tower on Lyoko before they drown.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 15: Laughing Fit

7 May 2004
XANA unleashes an attack of laughing gas on the school, inducing fits of laughter which leave our heroes dangerously short of breath. While they try to thwart XANA's latest scheme, Yumi is concerned about her parents who are about to visit.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 16: Claustrophobia

10 May 2004
X.A.N.A. short-circuits the Kadic cafeteria in order to trap Odd, Ulrich, and a bunch of students in an electrified prison. Jeremie, Yumi, and Aelita race to deactivate the tower before it is too late. Meanwhile, Herb becomes jealous of a new student named Theo who is via for Sissi's affection.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 17: Amnesia

11 May 2004
XANA creates viruses which attack human brains, causing amnesia. Sissi takes advantage of this and convinces Ulrich that Odd, Yumi and Jeremy are his enemies. Now they must battle their friend and find a way to reverse the viruses.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 18: Killer Music

12 May 2004
A new song Odd downloads sends him into a coma, and the same song is passed through the school. XANA's new beat is the cause, and he can broadcast it anywhere. The hospital is full to bursting with cases, and Odd's heart gets weaker with every beat it makes. But when the tune starts playing in the factory, will the crew learn that music can do more than just soothe the soul? And, will Aelita be able to save the crew? It's all up to a leap of faith...

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 19: Frontier

13 May 2004
Jeremy convinces Yumi to send him to Lyoko so he can speak in-person with Aelita, but when she hits the wrong key, he becomes stuck between worlds. While they struggle to bring Jeremy back, XANA unleashes a deadly attack on Aelita.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 20: The Robots

14 May 2004
Both Herb & Jeremy are in a robot competition, Herb with "Iron Sissy", and Jeremy with "Kiwi 2". Herb cheats by launching a gear from Sissy to destroy "Kiwi 2". Meanwhile, Xana's latest plan is using the factory to built a robot. Ulrich & Yumi get help from Herb in slow down Xana's robot. Jeremy discovers that Xana's robot was built in the factory and has messed with the computer that goes to Lyoko.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 21: Zero Gravity Zone

17 May 2004
XANA creates an ever-increasing zero-gravity zone on the field during the Kadic soccer final, forcing Ulrich to decide whether to stay with his teammates on the soccer field, or help his friends battle the super computer in Lyoko.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 22: Routine

18 May 2004
Tired of the same old routine of fighting X.A.N.A., Ulrich decides it's time for a change, which leads to strife between him and Yumi. Meanwhile, X.A.N.A. infects himself with a virus in order to disrupt the scanner program. This will lead the warriors to their death if they can't stop him.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 23: Rock Bottom?

19 May 2004
In preparation for a secretly-planned dance party at Yumi's house, Odd gets in trouble with the Kadic administration when he covers up the attempted theft of a computer by his friend, Sam. Meanwhile, X.A.N.A. alters the city's earth level in an attempt to bury his enemies.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 24: Ghost Channel

20 May 2004
XANA traps Ulrich, Odd, and Yumi in a virtual universe and they don't realize there's a fake Jeremy with them who is intent on destroying them. The real Jeremy must now save his friends single-handedly before it's too late.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 25: Code: Earth

21 May 2004
As Jeremie is perfecting his materialization program for Aelita, Yumi, Ulrich, and Odd are making preparations for her arrival. But as success comes within their grasps, Jim's paranoia aggravates the already bad situation started by X.A.N.A. Due to his injured ankle Jeremie has no choice but to reveal the existence of Lyoko to Jim so he can get to the warehouse.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 1, Episode 26: False Start

24 May 2004
When Jeremie discovers a fatal connection between a materialized Aelita and the supercomputer, the gang realizes that they will have to postpone their attempts of ridding the world of X.A.N.A. Meanwhile, the corrupted supercomputer decides to engage the warriors in the real world by materializing his monsters for the first time.

Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Season 2


Season 2, Episode 1: New Order

19 September 2005
While on her first science field trip with the rest of the gang, Aelita begins to experience mysterious visions that draw her to an abandoned house called the Hermitage. In nervous preparation to reveal to Yumi how he feels about her, Ulrich becomes a little jealous when he sees her hanging around a new student named William.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)
Carole Baillien ... (voice: French version)
Julie Basecqz ... (voice: French version)
Lionel Bourguet ... (voice: French version)
Alexandra Corréa ... (voice: French version)
Alexandre Crepet ... (voice: French version)
Jodie Forrest ... Elizabeth 'Sissy' Delmas / Dorothy / Mrs. Hertz (voice)
Géraldine Frippiat ... (voice: French version)

David Gasman ... Jim Morales / Herb Pichon / William Dunbar (voice)
Guylaine Gibert ... (voice: French version)

Matthew Géczy ... Odd Della Robia / Nicholas Poliakoff (voice)

Christophe Hespel ... (voice: French version)
Mirabelle Kirkland ... Yumi Ishiyama / Milly Solovieff (voice)
Marie-Line Landerwijn ... (voice: French version)
Sophie Landresse ... (voice: French version)
Raphaëlle Lubansu ... (voice: French version)
Arnaud Léonard ... (voice: French version)
Frédéric Meaux ... (voice: French version)
Mathieu Moreau ... (voice: French version)
Bruno Mullenaerts ... (voice: French version)
Barbara Scaff ... Ulrich Stern (voice) (as Barbara Weber-Scaff)
Nathalie Stas ... (voice: French version)
Allan Wenger ... Principal Jean-Pierre Delmas (voice)

Season 2, Episode 2: Unchartered Territory

20 September 2005
Ulrich, Odd, and Jeremie continue their search for information on the inhabitant of The Hermitage and the supercomputer. Meanwhile, Aelita, who's finding it harder and harder to cope with life in the real world, decides to return to Lyoko for good.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 3: Exploration

21 September 2005
After a couple of late nights, Yumi's parents start to get suspicious and she is forced to sit out the battles on Lyoko for a while. Odd, Ulrich, and Aelita return to Sector Five to search for more information on Aelita's anti-virus program.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 4: A Great Day

22 September 2005
The gang is forced to continuously relive a day after X.A.N.A. is able to take control of the time-traveling mechanism. Meanwhile, Sissi attempts to blackmail Jeremie with a recording that she made of him conversing with Aelita about her true identity.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 5: Mister Puck

23 September 2005
Aelita begins to experience her recurring nightmare while she's still awake, which leads to further investigation of the hermitage. As they continue to uncover more clues to this growing mystery in Lyoko, a deadlier X.A.N.A. infiltrates the group in order to get to Aelita.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 6: Saint Valentine's Day

26 September 2005
In Aelita's room, she is having yet another bad dream. The man in red leaves a present outside her door. This gift from this stranger on Valentine's Day makes Aelita happy and Jeremie jealous. Meanwhile, Jim has caught the strange man. It turns out that he's been possessed by XANA. At the same time, gifts from Sissi and William place Ulrich and Yumi in a similar and awkward position. Things are not what they appear to be.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 7: Final Mix

27 September 2005
After repairing William's turntables and showing some mixing skills, Aelita is invited to DJ at Kadic's techno dance party. Spending her time in preparation for this event results in an argument between Aelita and Jeremie over what is important in life. Meanwhile, X.A.N.A. uses the school dance to stealthily go after Aelita.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 8: Missing Link

28 September 2005
In preparation for another trip to Carthage, Yumi is attacked by the Scipizoa and drained of a vital component needed for materialization into the real world. Now Yumi is stranded in Lyoko as the gang races against time to find a way to bring her back before X.A.N.A.'s next attack. Despite Jeremie's objections, Aelilta decides to sacrifice herself in order to save Yumi. Meanwhile, to prevent Yumi from getting in trouble with her parents and the Kadic administration, Sissi agrees to pose as her for the school pictures.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 9: The Chips Are Down

29 September 2005
Yumi reveals to her friends that there is a possibility that she might have to go back to Japan as a result of her father losing his job. The thought of Yumi no longer being around proves to be too much for Ulrich. He decides to risk making X.A.N.A. stronger and his friendship with the rest of the group to prevent this from happening.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 10: Marabounta

30 September 2005
Using the concept of marabounta and some of Franz Hopper's research, Jeremie creates a program to search and destroy X.A.N.A.'s monsters. It appears to be a success until it targets Aelita and all of Lyoko for elimination. Meanwhile, Ulrich embarrasses himself while trying to upstage William for Yumi's attention.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 11: Common Interest

3 October 2005
The battery which powers the super-computer is running out of fuel, so XANA possesses a criminal to steal some uranium. Although our heroes want to stop him, they are forced to help XANA since Aelita's survival is also at risk!

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 12: Temptation

25 November 2005
After XANA's attack, Jeremie insists on a return trip, regardless of the fact that XANA didn't even cause any damage. When questioned, he gets defensive and angry, insisting that it's necessary. Further questioning on the matter leads to the same result. After the next return trip, Jeremie is found unconscious in his room. Yumi and Ulrich go searching through Jeremie's room to see what they can find about Jeremie's problem. Upon decoding a video diary that is stored on his computer, they learn that he had been using the return trips to increase his own intelligence. When he's about to be taken to the hospital, XANA attacks, possessing the ambulance and driving it towards the river with Yumi with him. Now the others have to save Jeremie and deactivate the tower without Jeremie's help.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 13: A Bad Turn

26 October 2005
Ulrich and William battle to impress Yumi during Drivers Ed at school, but they must find a way to put aside their differences and work together when XANA unleashes an army of Krabes in the real world.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 14: Attack of the Zombies

4 October 2005
XANA uses Kiwi the dog to spread a virus which turns people into zombies. As panic spreads everywhere, our heroes find a way to escape and get to the factory, in order to deactivate the tower before it's too late!

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 15: Ultimatum

5 October 2005
After XANA possesses Jean-Pierre and kidnaps Odd and Yumi, he gives Jeremie an ultimatum: deliver Aelita to the Scyphozoa or sacrifice Odd and Yumi. However, Jeremie and Aelita go to Sissi for help after being questioned by the police. Sissi agrees to be temporarily part of the group to help save her father and stop XANA.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 16: A Fine Mess

6 October 2005
After another successful mission on Lyoko, our heroes rematerialize, but the program has malfunctioned and switched Yumi and Odd's bodies. It seems funny at first, until they realize if not reversed, they could both disintegrate for good.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 17: Xana's Kiss

7 October 2005
Love fever and jealousies have taken over the academy and threaten to separate our heroes forever. But even when they discover it's XANA's evil plan, can they overcome their jealousy in time to save Aelita from the Scyphozoa's clutches?

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 18: Vertigo

24 October 2005
After a trip to Sector Five, Jeremie believes he has the data necessary to cure Aelita's virus. While the two work on the cure, Odd, Ulrich, and Yumi go to a rock climbing contest. Odd races against Hervé, who is no match for Odd. William then goads Ulrich into racing, despite his obvious reluctance. During the race, Ulrich gets dizzy and falls. Yumi realizes that he must have vertigo. Ulrich, embarrassed, runs off. Meanwhile, Jeremie finds the anti-virus and gives it to Aelita. Despite some problem with the application, it seems to work. However, this does not last; an error in the anti-virus causes her to turn invisible. On top of that, she can't enter the towers on Lyoko, making it impossible for her to stop XANA's latest attack, which is a possessed pack of wolves targeting Odd, Ulrich, and Yumi.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 19: Cold War

25 October 2005
XANA takes control of the weather and sends temperatures plummeting so low that any outdoor exposure could cause breathing problems. Our heroes must come up with a plan to get to the factory and enter Lyoko to thwart their enemy.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 20: Déjà Vu

27 October 2005
Aelita's visions become a problem once again, but not the same visions as before. This time, she has visions of her and Franz Hopper being chased by government agents. The visions come even when she's awake, causing her to lose consciousness while at the pool. Wanting to know the source of the visions, she heads to the Hermitage to learn more about them. Jeremie discovers that XANA is causing the visions through her link to the supercomputer. During the mission to stop them, Aelita breaks away and heads to Sector Five, determined to discover the source of the visions.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 21: Tip-Top Shape

28 October 2005
During the school physicals, XANA possesses the school nurse, Yolanda, and has her kidnap Aelita. The rest of the group beats her to the factory, but has no way to get Aelita from the far more powerful nurse. Having no other choice, Jeremie decides to test out an experiment which will give a person the same powers as one possessed by XANA. To do this, he has to activate a tower like XANA. Jeremie's towers turn green instead of red. Odd volunteers, and is enhanced by a ghost of Jeremie's design. This allows Odd to fight the nurse effectively while the others deactivate the tower. This fortune doesn't last, however. XANA is able to take over Jeremie's tower, reversing the effect of the ghost to drain Odd's energy. And on Lyoko in the Mountain Region, XANA makes everything invisible. Now the group has to deactivate not only the original tower, but the tower that is draining Odd's life energy.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 22: Is Anybody Out There?

1 November 2005
After hearing strange noises, Sissi conducts a sÃfance at the school. XANA takes advantage of this and sends out a ghost, sending panic across the campus. Our heroes know this is the work of XANA, but can they deactivate the tower in time?

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 23: Franz Hopper

31 October 2005
Jeremie discovers five activated towers and gathers the group to take care of them. However, when they arrive at the factory, they find a man at the interface, deactivating the towers as if it were a simple matter to do so. When questioned, the man claims that he's none other than Franz Hopper. However, something seems off about this convenient arrival. Franz says that the scanners cause cell degeneration, and blames it and the destruction of his diary on Jeremie. With everyone except Aelita angry at him, Jeremie calls his father and asks to be withdrawn from Kadic in favor of a school for gifted students - but after he hangs up, while pondering his dilemma, he realizes that there is something inherently wrong with Franz's explanation.

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 24: Contact

25 November 2005
During a short film made by Odd and starring Sissi, Sissi seems to be possessed by a ghost. She does not act as expected, however. Instead, she starts speaking in some strange language, focusing on Jeremie as she does. She is taken to the infirmary as a result. Later on, she walks into Jeremie's room and writes some code on a piece of paper. Jeremie translates the code, revealing a message stating a desire to help. Sissi is sent to the hospital after this, forcing Odd and Yumi to go there and collect her. On a trip to Lyoko, Aelita and Ulrich discover a white tower. XANA isn't happy about the tower, and sends Megatanks to shut it down forcibly. At the same time, it activates a tower and possesses a nurse at the hospital to do the same to Sissi. Odd and Yumi are able to prevent the nurse from doing so. They bring Sissi to the factory to finish the message she started earlier. She manages to type most of it out before XANA succeeds in shutting down the white tower. After XANA's tower is shut down, Jeremie translates the message, revealing that Franz Hopper had activated the white tower.

Paul Bandey ... Franz Hopper (voice)

Sharon Mann ... Jeremy Belpois / Aelita Stones (voice: English version)

Season 2, Episode 25: Revelation

9 December 2005
After the retrieval of vital information from the fifth sector, the gang returns to Lyoko so that Aelita and Jeremie can decode Franz Hopper's diary. X.A.N.A. sees this as a perfect opportunity to deceive the group and sabotage the mission.

Paul Bandey ... Franz Hopper (voice)

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 2, Episode 26: The Key

9 December 2005
With the end of the year school dance approaching, the gang sets out on a final mission to retrieve a vital component needed to cure Aelita. Tormented by the startling revelations concerning Franz Hopper and the origins of Lyoko, a troubled Aelita takes drastic action to finally rid the world of X.A.N.A.

Paul Bandey ... Franz Hopper (voice)

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3


Season 3, Episode 1: Straight to Heart

4 October 2006
After a summer vacation, the group is still trying to find a way to fight XANA. Meanwhile, XANA is trying to destroy Lyoko, which gives the group little to no time to look for a proper way to fight back. He does this by targeting the core of Lyoko, which contains the code that maintains the virtual world. In a side-story, Odd blackmails Jim into asking the principal to put him in the same classes as his friends. Also, Yumi decides against having a relationship with Ulrich, thinking it would be better if they were just friends.
Carole Baillien ... (voice: French version)
Julie Basecqz ... (voice: French version)
Alexandra Corréa ... (voice: French version)
Géraldine Frippiat ... (voice: French version)
Guylaine Gibert ... (voice: French version)

Christophe Hespel ... (voice: French version)
Marie-Line Landerwijn ... (voice: French version)
Sophie Landresse ... (voice: French version)
Raphaëlle Lubansu ... (voice: French version)
Arnaud Léonard ... (voice: French version)

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)
Frédéric Meaux ... (voice: French version)
Mathieu Moreau ... (voice: French version)
Bruno Mullenaerts ... (voice: French version)
Nathalie Stas ... (voice: French version)

Season 3, Episode 2: Lyoko Minus One

5 October 2006
Yumi, while on a field trip with hr 10th grade class, finds herself up against the students, teachers, and even the bus driver, all of whom XANA has possessed. At the same time, XANA had decided that simply attacking the core to get rid of Lyoko would be a hassle, and plans to get rid of it through an alternate means: destroying the sectors one at a time. And so, he uses the Scyphozoa to possess Aelita and enter a new code, XANA, into the forest sector's way tower, which in turn deleted the entire forest. In a side-story, Jeremie, Odd and Hervé compete for class president.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 3: Tidal Wave

6 October 2006
The team is attacked by a large amount of food possessed by XANA. At the same time, he tries to prevent access to the Mountain sector's activated tower by submerging it in the digital sea, but Odd and Aelita go to Carthage to stop him. During which, XANA also attacks Lyoko's core.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 4: False Lead

10 October 2006
Xana hacks into a weapons manufacturing computer network, and leaves a paper trail pointing to Jeremie! Soon, government agents arrive at the school looking for him. When they end up tracking Jeremie to the factory, Xana possesses them to lead an attack on the supercomputer itself!

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 5: Aelita

11 October 2006
Aelita gets mad at Jeremie, so she and Odd go into Lyoko without telling anybody, which causes problems. Xana had created a diversion to get everybody to deactivate the tower in the mountain sector while the monsters worked on destroying the heart of Lyoko. Jeremie and Aelita find a strand of DNA that belongs to Franz Hopper, indicating he may be still alive.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 6: The Pretender

12 October 2006
Yumi's classmate Johnny has a crush on her and won't let her out of his site, making it hard to help her friends battle the swarm of birds XANA sent to attack them. When she gets hurt the warriors must go back in time in order to save her.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 7: The Secret

13 October 2006
After an angry Yumi chastises and rejects him, a bitter William sets out to uncover what she and her friends are hiding from the rest of the world. Unbeknownst to the gang who are preoccupied with an activated tower, a X.A.N.A. possessed demolitionist is placing a series of explosives through out the factory.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 8: Temporary Insanity

16 October 2006
Ulrich and Odd return from a mission on Lyoko, but XANA has infected them with a virus causing them to believe they are seeing monsters in the real world. Jeremy knows how to help them, but XANA has launched another attack in Sector 5.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 9: Sabotage

17 October 2006
When XANA sabotages the supercomputer, weird bugs begin cropping up in Lyoko. With its power rapidly draining, Jeremie needs to repair it before it becomes completely useless. However, he seems to forget about boys' dorm inspection, so Jim forces him to stay behind. Meanwhile, XANA possesses vines to trip up the rest of the group, except Aelita. Since the attack keeps draining power from the supercomputer, with no other choice, Aelita purposefully wipes out the Ice Sector leaving only the Mountain Sector left.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 10: Nobody in Particular

18 October 2006
During a test to materialize Ulrich directly into Sector 5, his mind and body become separated, leaving Ulrich's body trapped on Lyoko and his spirit stuck on Earth. What's worse, XANA possesses Ulrich's body and uses it to attack the core. Meanwhile, Suzanne, disappointed with Ulrich's bad grades, tries to place him in remedial classes.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 11: Triple Trouble

19 October 2006
With the loss of the virtual psychic ability and his recent less than stellar performances on Lyoko, Odd is in a major funk. To cheer him up, Jeremie decides to give his friend the power of teleportation. Everything seems to be going okay with the new ability until a bug in the program causes Odd to literally triplicate.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 12: Double Trouble

20 October 2006
The students' grades are becoming affected by all the time they've spent fighting XANA, so they suggest adding William to the team, but Yumi is against it. However, the super computer's latest attack may be bad enough to change her mind.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 3, Episode 13: Final Round

23 October 2006
With the destruction of Lyoko imminent and most of the gang preoccupied with personal matters, Aelita is forced to enter the virtual world with William, but will his misguided boldness and carelessness cost them everything that they have fought for?

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4


Season 4, Episode 1: William Returns

18 May 2007
After an epic battle, William reappears at school, but his unusual behavior has attracted the attention of Sissi, editor of the school paper. William, who is clearly still under XANA's control, kidnaps Aelita, taking her back to Lyoko.
Carole Baillien ... (voice: French version)
Jennifer Baré ... (voice: French version)
Julie Basecqz ... (voice: French version)
Alexandra Corréa ... (voice: French version)
Alexandre Crepet ... (voice: French version)
Géraldine Frippiat ... (voice: French version)
Guylaine Gibert ... (voice: French version)

Christophe Hespel ... (voice: French version)
Marie-Line Landerwijn ... (voice: French version)
Sophie Landresse ... (voice: French version)
Raphaëlle Lubansu ... (voice: French version)
Arnaud Léonard ... (voice: French version)

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)
Frédéric Meaux ... (voice: French version)
Mathieu Moreau ... (voice: French version)
Bruno Mullenaerts ... (voice: French version)
Nathalie Stas ... (voice: French version)

Season 4, Episode 2: Double Take

12 June 2007
Jeremy creates a clone of himself to attend class so he can spend more time trying to get William out of Lyoko. But when XANA wrests control of the tower used to create the clone, the new Jeremy poses a very serious threat to everyone.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 3: Opening Act

19 June 2007
The drummer for a famous rock group, The Subdigitals, visits Kadic in search of young musical talent. Aelita wants to show off her skills, but XANA's attempts to kidnap her might prevent her musical dreams from coming true.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 4: Wreck Room

26 June 2007
William is stuck in Lyoko and the clone Jeremy created to replace him in school is elected manager of the school's new recreation room. XANA possesses the clone, causing him to destroy the room and it now poses a threat to the students.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 5: Skidbladnir

3 July 2007
Jeremy and Aelita are close to complete the ship called the skidbladnir which can travel through the world wide web. But when they are found up late and in each others room. They get detention with Jim, how can they watch the progress of the ship and be in detention at the same time.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 6: Maiden Voyage

10 July 2007
Jeremy launches the virtual ship Skidbladnir on its maiden voyage. But when a problem arises, Jeremy needs to get his notes from his dorm room and the school is in lockdown for a fire drill, leaving our heroes to face a new menace.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 7: Crash Course

17 July 2007
Jeremy tries to teach his reluctant friends how to operate the computer in order to enter Lyoko. While Aelita is away at a music audition, XANA launches an attack and renders Jeremy unconscious, leaving the others to remember their lesson.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 8: Replika

24 July 2007
The group travels to one of XANA's Lyoko replicas in the digital sea. Meanwhile, Aelita and Odd get into a fight after Odd's desire to sleep in gets them both in trouble. Furthermore, their arguing inadvertently leads Nicolas and Herve into the factory, where Jeremie is forced to distract them while the group explores the Lyoko copy, which consists entirely of the Forest Region. On the Lyoko replika, William and a pair of Megatanks arrive to destroy the Skid, the destruction of which would cut the group off from the supercomputer. Odd and Aelita refuse to work together when they first arrive, but eventually resolve their differences and take William down. Jeremie surmises that another supercomputer is controlling the replika, and in order to get rid of it he'll have to find a way to materialize his friends at the location of the supercomputer.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 9: I'd Rather Not Talk About It

31 July 2007
Jeremy convinces the group to attend a commando camp in order to get in better shape for their battles. Soon enough, XANA attacks, with Jeremy and the instructor battling in the real world and everyone else using their new skills in Lyoko.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 10: Hot Shower

14 August 2007
XANA uses a military laser to send a comet hurdling towards Earth. Meanwhile, Ulrich, Odd and Aelita are deep in the virtual world and unable to return quickly, leaving Yumi, Hiroki and Johnny to somehow save the world.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 11: The Lake

21 August 2007
During a class field trip to an island in the middle of a lake, XANA conjures an aquatic monster to trap the students. However, Yumi, who stayed behind to do her schoolwork, is able to enter Lyoko where she must face William one-on-one.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 12: Lost at Sea

28 August 2007
During an attempt to rescue William and battle XANA's monsters, Yumi becomes stranded in the Digital Sea. If she survives, her brother Hiroki might get killed after she learns he stole her diary and Ulrich found it.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 13: Lab Rat

28 August 2007
Jeremy develops a new teleportation process and sends Aelita and Odd into the jungle to destroy another super computer. But William learns how to cut off the process, bringing them back to Lyoko to battle his mechanical spiders.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 14: Bragging Rights

29 August 2007
Our heroes return to the jungle to destroy the other super computer but are met on their way by waves of mechanical killer spiders. Meanwhile, Odd has a hard time winning a bet with Ulrich that he will stop bragging for 24 hours.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 15: Dog Day Afternoon

29 August 2007
Odd takes his dog into Lyoko and ends up with uncontrollable dog behaviors in the virtual world. While Jeremy tries to separate them, Yumi battles a real world motorcycle gang possessed by XANA and Ulrich and Aelita battle William in Lyoko.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 16: A Lack of Goodwill

30 August 2007
Our heroes travel to the desert to destroy a hidden super computer but their trip is cut short when the real William arrives in the computer lab. Meanwhile, Jeremy tries to prevent William's clone from being discovered by Milly and Tamiya.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 17: Distant Memory

29 August 2007
While everyone is gone for the winter holidays, Aelita stays behind to watch for XANA. But she receives a message from her long-lost father inviting her to join him in the virtual world, and she accepts, realizing too late that it's a trap.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 18: Hard Luck

8 September 2007
Odd breaks a mirror, causing bad luck to follow him everywhere, including Lyoko. As the heroes make another trip to the desert, they hope the bad luck is behind them when face off against an army of XANA's Kankrelats.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 19: Guided Missile

15 September 2007
Jeremy wins a ride in the back of a military jet fighter, but when XANA takes control of the jet's computer - and its missiles, our heroes must defeat the super computer in the virtual world before the plane and its weapons hit the school.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 20: Kadic Bombshell

22 September 2007
The beautiful new exchange student is very interested in Odd and he attempts to woo her by showing her the super computer. But when she touches the computer, it creates a series of problems with disastrous results for those in Lyoko.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 21: Canine Conundrum

29 September 2007
Odd's dog Kiwi is banished to the factory after another incident at the dorm. Meanwhile, XANA takes control of Jeremy's robot dog, Kiwi2 and turns it into an attack dog, so Aelita travels into Lyoko to deactivate the tower controlling it.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 22: A Space Oddity

6 October 2007
Yumi and Odd travel into outer space on a mission to destroy a newly-discovered super computer with a dangerous defense system. Meanwhile, Yumi's family cares for Odd's dog during a surprise dorm inspection at school.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 23: Cousins Once Removed

13 October 2007
Jeremy's cousin Patrick visits and problems arise when Patrick lets Herve look at Jeremy's computer. Our heroes' mission is soon compromised and Aelita's fake identity is uncovered. Only a trip back in time can fix this situation.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 24: Music Soothes the Savage Beast

20 October 2007
XANA kidnaps Aelita just before her big night deejaying at the Subdigitals' concert. While her friends battle to save her in the virtual world, Odd is busy looking for an extra ticket that he promised to a girl he wants to impress.

Sharon Mann ... Jeremy Belpois / Aelita Hopper (voice: English version)

Season 4, Episode 25: Wrong Exposure

27 October 2007
Aelita's secret past is in danger of being revealed when Sissi gets a hold of an old photo of Aelita with Franz Hopper. Meanwhile, Jeremy needs the picture because of the mathematical formulas written on the blackboard in the background.

Sharon Mann ... Jeremy Belpois / Aelita Schaeffer (voice: English version)

Season 4, Episode 26: Bad Connection

3 November 2007
XANA uses the school's cell phone antenna to spread a virus causing phone users to become evil zombies, including Odd's parents, who are visiting. Our heroes travel through Lyoko to the mountains to stop the virus and reverse its effects.

Sharon Mann ... Jeremy Belpois / Aelita Schaeffer (voice: English version)

Season 4, Episode 27: Cold Sweat

3 November 2007
Odd and Yumi travel to polar Siberia on a mission, only to be confronted by William who has been sent by XANA to stop them. Meanwhile, Ulrich and Aelita confront XANA's latest creature, the massive Kolossus.

Sharon Mann ... Jeremy Belpois / Aelita Schaeffer (voice: English version)

Season 4, Episode 28: Down to Earth

3 November 2007
Our heroes return to Siberia to free William from XANA's clutches, but first they must defeat the Kolossus and an army of robots. They better hurry too, because William's parents are visiting and his clone won't fool them for long.

Sharon Mann ... Jeremy Belpois / Aelita Schaeffer (voice: English version)

Season 4, Episode 29: Fight to the Finish

10 November 2007
In the ultimate battle against XANA, our heroes work with Franz Hopper to destroy the evil super computer forever. But first they must face everything XANA can throw at them, and Franz Hopper sacrifices himself to save the warriors.

Sharon Mann ... Jeremy Belpois / Aelita Schaeffer (voice: English version)

Season 4, Episode 30: Echoes

10 November 2007
With X.A.N.A. seemingly destroyed, the group must now shut down the super computer, but hesitates, giving Sissy the chance to find out all about the group's exploits. After using the "Return to the past" command one last time, the super computer is shut down. Note: This episode is basically a clip show with earlier events.

Sharon Mann ... Jeremy Belpois / Aelita Schaeffer (voice: English version)

Unknown Season


Xana Awakens: Part 1

2 October 2006


Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

Xana Awakens: Part 2

3 October 2006


Sharon Mann ... Jeremy Belpois / Aelita (voice: English version)

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