Supergirl Season 3 Episode 21
Not Kansas
Kara makes a major life decision. Meanwhile, J'onn finds out that special DEO-caliber guns have hit the streets of National City.
Guest Stars
Michael Reilly Burke
Preston
Bradley White
Arthur Willis
Emma Tremblay
Ruby Arias
Esmé Bianco
Thara Ak-Var
Erica Durance
Alura Zor-El