Preview Clips and Behind the Scenes of “Supergirl” S03E04 “The Faithful”

The CW has released two preview clips and a behind the scenes video of the 4th episode of Season 3 of “Supergirl” which will air tonight.

Titled “The Faithful”, this episode is scheduled to air on The CW in the USA on Monday, October 30 at 8.00pm ET/PT.


Kara (Melissa Benoist) investigates a secretive new group whose leader, Thomas Coville (guest star Chad Lowe), has a mysterious connection to Supergirl. Meanwhile, Samantha (Odette Annable) feels like she’s letting Ruby (guest star Emma Tremblay) down, and J’onn (David Harewood) confesses an old secret.

The episode was directed by Jesse Warn from a script by Paula Yoo & Katie Rose Rogers.