Season 3 • Episode 20
Dark Side of the Moon
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2018-05-28
★ 6.7
42 min
Supergirl is stunned to discover that a part of Krypton survived. Meanwhile, Alex is attacked while out with Ruby, and Lena considers how far she will go to keep Reign contained.
Guest Stars
David Chisum
Tim Russ
Emma Tremblay
Erica Durance
Anjali Jay
Carrie Anne Fleming
Celeste White Steele
Corey Schmitt
Benjamin Goas