Supergirl season 3 episode 4

Air Date: 2017-10-30

Duration: 42 min

Genre: Action   Adventure   Drama   Fantasy   Sci-Fi

The Faithful

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.