Supergirl
"Better. Stronger. Together."
Twenty-four-year-old Kara Zor-El, who was taken in by the Danvers family when she was 13 after being sent away from Krypton, must learn to embrace her powers after previously hiding them. The Danvers teach her to be careful with her powers, until she has to reveal them during an unexpected disaster, setting her on her journey of heroism.
Season 3 Episodes
E1
Kara deals with the loss of Mon-El by focusing all her energy on being Supergirl and the mysterious new threat against N…
E2
Psi, a thief with psychic powers, attacks National City. Able to immobilize people by tapping into their worst fears, Ps…
E3
Eliza throws Alex and Maggie a wedding shower, which causes Maggie to reach out to her estranged father. Supergirl joins…
E4
Kara investigates a secretive new group whose leader, Thomas Coville, has a mysterious connection to Supergirl. Meanwhil…
E5
When multiple children get sick from lead poisoning, Morgan Edge points the finger at Lena and blames her creation of th…
E6
Kara and Alex head home to Midvale for a little R&R. While there, Kara recalls a painful memory of a childhood friend's …
E7
When Winn and the team discover an alien ship has crash landed deep underwater beneath National City, Kara/Supergirl is …
E8
Barry and Iris’s wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. Al…
E9
Supergirl investigates a mysterious symbol popping up all over National City, tracing its origins back to an ancient pro…
E10
Struggling to heal from her injuries inflicted by Reign, Supergirl remains in a dreamlike state, unable to be reached. M…
E11
As Reign continues to terrorize the city, Supergirl teams up with Saturn Girl, and the two recruit Supergirl’s former en…
E12
Someone tries to kill Morgan Edge and he barely survives. He accuses Lena of being behind the attempt and vows to destro…
E13
The DEO captures a second Worldkiller, Purity. Supergirl and Alex use very different methods of interrogation with Purit…
E14
When Winn’s father dies, his estranged mother, Mary, reappears trying to reconnect and to explain why she abandoned him …
E15
Myr'nn inadvertently causes psychic disturbances at the DEO; Supergirl must work with J'onn to contain the chaos; Mon-El…
E16
Supergirl and Imra have different ideas on how to stop the third Worldkiller, Pestilence. However, when both Alex and Wi…
E17
Still reeling after learning about Lena’s secret, Supergirl asks Guardian for a favor that could alter his relationship …
E18
When Reign starts hunting Ruby, Supergirl and Alex work together to keep her safe. Supergirl and J'onn look to Sam’s mot…
E19
When Tanya, a disciple of Coville's, escapes from what's left of his cult, she gives Kara and James a journal that could…
E20
Supergirl is stunned to discover that a part of Krypton survived. Meanwhile, Alex is attacked while out with Ruby, and L…
E21
Kara makes a major life decision. Meanwhile, J'onn finds out that special DEO-caliber guns have hit the streets of Natio…
E22
Supergirl learns the true depth of Selena's nefarious plans for Earth. Supergirl, Mon-El and Alura must devise a plan to…
E23
Supergirl and team take on Selena in an epic battle for Earth.
Cast