ROBERT KNEPPER
as BILLY GRIMM/ROGER REEVES

In The CW’s new drama “Cult,” Robert Knepper plays the dual role of Billy Grimm/Roger Reeves. In the parallel worlds of this show-within-a-show, Billy Grimm is a compelling but ruthless cult leader in a fictional television series, and Roger Reeves is the actor who portrays Billy.

Knepper is best known for his chilling roles as some of TV’s best villains including stints on “Prison Break” and “Heroes.” His other television appearances include “Shameless,” “SGU Stargate Universe,” “Carnivale,” “Presidio Med” and “Law & Order: Criminal Intent.”

On the big screen, Knepper’s credits include “The Day the Earth Stood Still,” “Transporter 3,” “Hitman,” “Good Night, and Good Luck,” “Hostage,” “Lady in the Box,” “Phantoms” and “Everyone Says I Love You.”

Knepper currently resides in Los Angeles, California.