"There are other ways to get to the truth."
Kara Danvers
"Crime and Punishment" is the eighteenth episode of the fourth season of Supergirl, and the eighty-third episode overall. It aired on April 21, 2019.


Kara and Lena head to Stryker's Island to search for clues on how to defeat Lex. At the prison, Kara tries to befriend a nosy prisoner, Steve, who may have insight into what Lex was doing, while Lena studies an array of puzzles Lex left behind in the hopes of discovering his whereabouts. While there, a prison riot breaks out and Kara must find a way to stop the prisoners without revealing her secret identity as Supergirl. Meanwhile, Kelly encourages James to talk to someone for his PTSD, and Alex faces off against Ben Lockwood after he storms the D.E.O. and acquires some powerful weapons to hunt Supergirl.[src]


  • When Otis breaks in the prison, he shouts "here's Otis" which is a famous line from Jack Torrance from The Shining film.
  • When Kara reads Lex's journal, it is written that and individual named Pamela Isley has superpowers and goes by the name "Poison Ivy" In the DC comics, Pamela Isley is a botanist turned eco-terrorist with the ability to control plants. She is an adversary of Batman known as "Poison Ivy".
  • The title off this episode is the same as that of the novel by Fyodor Dostoevsky though thematically they are very different


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