"Luthors" is the twelfth episode of the second season of Supergirl, and the thirty-second episode overall. It aired on February 13, 2017.


After Metallo breaks out of prison and frees Lillian Luthor, the police blame Lena for his escape and arrest her. Despite overwhelming evidence, Kara refuses to believe her friend is guilty and fights to clear Lena's name. Flashbacks reveal how Lena came to be a Luthor. Meanwhile, Alex introduces Maggie to the gang.[1]


  • The episode's title is a reference to the Luthor family: Lex, Lena, Lionel and Lillian.
  • This episode confirms that Lena is physically at least a couple of years younger than Kara.
  • This episode introduces Lex Luthor as a young boy.

Behind the Scenes

  • When Lex's vault was shown, his war suit from the comics can be seen.