13 September 1969
The kids search a museum investigating a legend that when the moon is full the "Black Knight"--an ancient suit of armor originally from England--comes alive.
20 September 1969
The kids suspect an old ghost in a green-glowing sea-diver suit is connected with the disappearance of several boats.
27 September 1969
After running their boat aground on an island during one foggy evening, the group investigate a ghost that keeps trying to scare them off the island and out of the spooky castle located there.
The gang investigates the rumor of the "Miner 49'er" haunting the old mines of the Gold City ghost town.
11 October 1969
When several top show dogs are stolen, the kids go after a $500 reward offered by one of the dogs owners--and it is up to Scooby-Doo to be a decoy for the dognappers.
18 October 1969
A friend invites the gang to spend the weekend at her family's estate; but a ghost turns up and changes her Uncle Stewart into an old man.
25 October 1969
Daphne's uncle is directing a horror movie about an ape man; but a real ape man shows up and wreaks havoc on the set.
1 November 1969
An amusement park comes to life on its own, while a "man from Mars" destroys the place; Scooby and the gang investigate.
8 November 1969
Scooby and Shaggy find a violin case filled with counterfeit money. The gang's search for clues to this mystery leads them to a puppet theater--and a sinister puppet master.
15 November 1969
A ghost clown is haunting Mr. Blackstone's circus, and all the acts are quitting. It's up to the kids to stop the clown and find out if he's really a ghost.
22 November 1969
A gypsy fortune teller warns Scooby and the gang not to visit Franken Castle. They go anyway and find themselves chased by a werewolf, a vampire and a Frankenstein monster.
29 November 1969
Scooby and the gang help their professor in the anthropology department when a mummy seems to come to life.
6 December 1969
After an unsuccessful fishing trip, Scooby and the gang get lost in the swamp and meet up with a witch and a zombie.
13 December 1969
Scooby and the gang investigate the mystery of Red Beard's ghost.
20 December 1969
Scooby and the gang investigate the mystery of a ghostly spaceman at an abandoned airfield.
10 January 1970
An eccentric colonel leaves part of his fortune to Scooby Doo on the condition that he spend the night in a castle haunted by green phantoms.
17 January 1970
The ghost of the Yeti interrupts the gang's skiing trip.
12 September 1970
The gang discovers the ghost of Mr. Hyde in the Mystery Machine.
19 September 1970
Two zombies want the golden mask Daphne has just bought from a Chinese curio shop.
26 September 1970
A caveman is resurrected from a block of ice at an aquarium, and the gang must stop him.
3 October 1970
After finding a injured bank guard on the road the gang decide to investigate the true identity the ghoulish bank robber.
10 October 1970
A detour causes the gang to run into a headless specter in a maze of a mansion.
17 October 1970
The gang must chase down a vengeful witch-doctor during a vacation in Hawaii.
24 October 1970
A werewolf ghost is inhabiting an abandoned mill, and crashes the gang's camp site, prompting them to go find him.
31 October 1970
A wax sculpture attacks the gang at a radio station, leading them to search the town's wax museum.
9 September 1978
The Scooby Gang arrives searching for Velma's Uncle Dave on his island. While on the boat, they're attacked by a giant monster owl (called a willawaw) which they continue to run into on the island, along with normal owls and some Chippewa.
16 September 1978
While vacationing on a sailboat, the kids aid Naval Intelligence to halt the mysterious disappearances of airplanes.
23 September 1978
Professor Krueger summons the kids to the North Pole, where they confront a giant Snow Beast.
30 September 1978
A witch burned at the stake in 1779 suddenly appears in Salem, Massachusetts.
7 October 1978
After an archaeologist discovers an ancient Turkish city, his workers are terrified by the "Tar Monster," a legendary creature that protects the city.
14 October 1978
Velma's friend Aggie summons the gang to Scotland to solve the case of the Loch Ness Monster, which is terrorizing guests at her hotel.
21 October 1978
Scooby sees a faceless zombie steal the "Golden Galleon" from a coin shop, leading the gang to the Dilly Dally Dolly Company.
28 October 1978
When their plane crashes en route to Rio, the kids confront the legendary Jaguaro--a creature half sabre-tooth tiger, half ape.
4 November 1978
After Daphne's Aunt Olivia receives a medallion of the Cat Creature, she has strange dreams about becoming the thieving feline.
11 November 1978
While visiting a botanical garden, the kids confront a seven-foot-tall preying mantis.
18 November 1978
The ghostly Disc Demon attempts to steal the last tune written by a missing songwriter.
25 November 1978
The kids travel to China to visit a friend plagued by an ancient legend.
2 December 1978
In Italy, the kids investigate the case of the Ghostly Gondolier
In Puerto Rico, the gang witnesses a robbery at a local museum and confronts a legendary ghost.
23 December 1978
An ancient druid plagues a famous teenage tennis player.
16 December 1978
A museum curator and two geology students impersonate Viking ghosts to keep people away from a lake and steal the area's thermal energy.
9 October 1976
In Sleepy Hollow, the gang investigates the legendary Headless Horseman when he shows up at a Halloween costume party at Crane Manor.
11 September 1976
Scooby and his friends hunt a gang of safecrackers using a haunted construction site as a vantage point.
16 October 1976
Jewel thieves hide out at a reconstructed English castle and use the ghosts of Merlin and the Black Knight as a cover.
18 December 1976
On a trip to Washington D.C., the gang is accidentally locked into the Splitsonian Institute, where they track a set of mysterious footprints.
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