6 Oct. 2019Event Horizon
Kara is surprised to find CatCo has a new owner who has brought in a star reporter; new couples emerge and explore their budding relationships; J'onn J'onzz receives an unexpected visitor.
13 Oct. 2019Stranger Beside Me
Supergirl, Alex and Brainiac thwart an alien attack while William investigates Kara; J'onn J'onzz and Kelly use Obsidian tech to solve a problem.
20 Oct. 2019Blurred Lines
Kara tries to mend her relationship with Lena; J'onn J'onzz takes a deep dive into his memories; Kelly tries to help an old friend.
27 Oct. 2019In Plain Sight
Kara's investigation into William Dey's "criminal" activities results in the shocking revelation he is not who she thinks. Meanwhile, the conflict between Malefic and J'onn J'onzz reaches a boiling point.
3 Nov. 2019Dangerous Liaisons
On the eve of the worldwide launch of Andrea Rojas's VR contact lenses, Kara and William team up on an investigation that exposes a terrorist plot. Kelly and Alex celebrate an anniversary, but Alex's safety is in jeopardy.
10 Nov. 2019Confidence Women
While a new villain is under arrest at the DEO, Supergirl uses him to try and understand who is responsible for the recent attacks. Meanwhile, Andrea and Lena think back on their tumultuous past.
17 Nov. 2019Tremors
Supergirl finally learns the truth about Lena while tangling with Leviathan; J'onn J'onnz makes a discovery about his brother's whereabouts.
1 Dec. 2019The Wrath of Rama Khan
Supergirl's struggle against Leviathan reaches a boiling point as she faces off against Rama Khan. Meanwhile, as Lena and Hope work to launch Project Non Nocere, Hope proves to be an invaluable asset to Lena.
8 Dec. 2019Crisis on Infinite Earths: Part One
The Monitor sends Harbinger to gather the worlds' greatest heroes - Supergirl, The Flash, Green Arrow, Batwoman, White Canary, The Atom and Superman - in preparation for the impending Crisis. With their worlds in imminent danger, the superheroes suit up for battle while J'onn and Alex recruit Lena to help them find a way to save the people of Earth-38.
19 Jan. 2020The Bottle Episode
The subsequent complications from the Crisis leave Supergirl to face a chaotic threat.
26 Jan. 2020Back from the Future - Part One
Winn Schott returns from the future just as Supergirl is pursuing a Toyman copycat.
16 Feb. 2020Back from the Future - Part Two
Supergirl helps Winn overcome his greatest fear; Brainy must choose whether to help Alex find evidence against Lex or continue secretly working for him.
23 Feb. 2020It's a Super Life
Mxyzptlk returns with a proposition for Kara; Kara must decide if she wants to change history to become friends with Lena again.
8 Mar. 2020The Bodyguard
Lex tasks Supergirl with protecting Andrea from an anti-tech extremist; Lena moves forward with Non Nocere, with Lex's help.
15 Mar. 2020Reality Bytes
Nia's roommate is attacked by a man targeting Dreamer; Dreamer refuses to give into men's threats and puts herself in the line of fire to stop him; Alex, J'onn and Kelly attempt to rescue a man stuck inside a virtual reality game.
22 Mar. 2020Alex in Wonderland
Alex uses a pair of Obsidian contact lenses to visit a virtual National City where she takes on a whole new persona. Meanwhile, Kelly helps William investigate Lex. Kara deals with difficult news.
3 May 2020Deus Lex Machina
Lex proceeds to lay an intricate plan to bring Lena closer to him, defeat Leviathan's latest attack, and pit Supergirl against Leviathan; how Lex came into power after Crisis is revealed.
10 May 2020The Missing Link
Supergirl and the team go head-to-head against Rama Khan and Leviathan; Lena and Lex must join forces when Project Non Nocere fails, leaving the two siblings in serious danger.