When an unexpected and ruthless adversary strikes too close to home, Kara Zor-El, aka Supergirl, reluctantly joins forces with an unlikely companion on an epic, interstellar journey of vengeance and justice.
Milly Alcock
Supergirl / Kara Zor-El
Eve Ridley
Ruthye
Matthias Schoenaerts
Krem
Jason Momoa
Lobo
David Krumholtz
Zor-El
Emily Beecham
Alura In-Ze
David Corenswet
Superman
Kadiff Kirwan
Bomar Vran
