Supergirl Season 3 Episode 19
The Fanatical
When Tanya, a disciple of Coville's, escapes from what's left of his cult, she gives Kara and James a journal that could hold the key to saving Sam. Someone learns Guardian's identity and threatens to expose James if he doesn't do what they ask. James contemplates what it means to be a black vigilante without a mask in America.
Guest Stars
Sofia Vassilieva
Olivia
Nesta Cooper
Tanya
Emma Tremblay
Ruby Arias
Carl Lumbly
Myr'nn J'onzz
Nickolas Baric
Acolyte #2