The Martian Chronicles - SupergirlArmek, a White Martian, descends on National City intent on taking M’gann back to Mars to face her punishment as a traitor.
We Can Be Heroes - SupergirlAfter Livewire seemingly breaks out of prison, Supergirl is intent on recapturing her.
The Adventures of Supergirl - SupergirlWhen a new threat emerges in National City, Kara/Supergirl teams up with her cousin, Clark Kent/Superman, to stop it.
Resist - SupergirlSupergirl grapples with whether or not to obey the President’s (guest star Lynda Carter) orders regarding Rhea’s (guest star Teri Hatcher) latest actions.
City of Lost Children - SupergirlWhen an alien attacks National City, Supergirl and the DEO learn the alien is a Phorian, an otherwise peaceful race with telekinetic powers.
Exodus - SupergirlAs Alex searches for Jeremiah and Kara investigates a series of alien kidnappings, the sisters realize they must break the rules to foil a new Cadmus plot.
Behind-The-Scenes of Supergirl
Mr. & Mrs. Mxyzptlk - SupergirlWhen Mr. Mxyzptlk, a magical imp, shows up on Earth and declares his love for Kara, she tries to let him down easy, thinking him harmless.
Distant Sun - SupergirlA large bounty is put out on Supergirl and aliens from far and near attack National City intent on taking out the woman of steel.
Star-Crossed - SupergirlA new villain comes to National City, putting Supergirl on high alert.
Season Finale DateDon't miss your favorite CW Show's season finales.
'The Flash' And 'Supergirl' Musical Crossover Teaser And Photos RevealedIt's no secret to many that "The Flash" cast is stacked with musical phenoms.