After 12 years of keeping her powers a secret on Earth, Kara Zor-El, Superman's cousin, decides to finally embrace he...

When Kara’s attempts to help National City don't go according to plan, she must put aside the doubts that she -- and ...

Supergirl’s powers are tested when Reactron, one of Superman’s formidable enemies, arrives in National City and targe...

Kara's Thanksgiving may be ruined when she suspects her foster mother, Dr. Danvers, who is coming to town, disapprove...

Kara’s two identities are stretched thin when Supergirl must protect National City from a series of bombings and Kara...

Personal and professional stress get the better of Kara when she goes too far during a training exercise against Red ...

Kara and her friends must rely on their inner strength and courage when an earthquake strikes National City. Also, Al...

Kara goes toe-to-toe with Astra when her aunt challenges Kara’s beliefs about her mother. Also, Cat is threatened wit...

With Astra in captivity at the DEO, her husband, Non, captures Hank, leading to a tense standoff between the two side...

Kara does her best to support Winn when his father, the supervillain Toyman, breaks out of prison and seeks out his s...

Kara must help Hank face his painful past when a White Martian, a member of the alien race that wiped out his people,...

Kara faces off against her mirror image when Bizarro, a twisted version of Supergirl, sets out to destroy her. Also, ...

Kara’s friends must find a way to save her life when a parasitic alien attaches itself to her and traps her in a drea...

Supergirl does battle with the deadly Master Jailer, who is hunting and executing escaped Fort Rozz prisoners. Also, ...

Kara travels to Superman’s Fortress of Solitude in hopes of learning how to defeat Indigo, a dangerous being who can ...

Kara turns on her friends and the citizens of National City after being exposed to Red Kryptonite makes her malicious...

J'onn J'onzz reveals the details of meeting Kara and Alex's father, Dr. Jeremiah Danvers, and assuming Hank Henshaw'...

Kara gains a new ally when the lightning-fast superhero The Flash suddenly appears from an alternate universe and hel...

Kara must find a way to free her friends when Non and Indigo use mind control to turn National City’s citizens into t...

Supergirl is forced to do battle with an unexpected foe and must risk everything – including her life – to prevent No...