Supergirl Season 3 Episode 4
Supergirl S03E04: Kara investigates a secretive new group whose leader, Thomas Coville, has a mysterious connection to Supergirl. Meanwhile, Samantha feels like she’s letting Ruby down, and J’onn confesses an old secret.
Serie: Supergirl
Director: Jesse Warn
Guest Star: Carl Lumbly, Chad Lowe, Emma Tremblay, Erica Durance, Floriana Lima, Sofia Vassilieva