Interview Riverdale Cast on Revealing Jason Blossom's Killer Syfy Insider Exclusive Create a free profile to get unlimited access to exclusive videos, sweepstakes, and more! Sign Up For Free to View Riverdale Cast on Revealing Jason Blossom's Killer The Riverdale cast all weigh in on the reveal of Jason Blossom's Killer. Watch the Full Episode
2:00 Web Exclusive Exclusive Sneak Peek: Isolation (Tricia Helfer, Dominic Purcell, Stephen Lang, Marie Avgeropoulos)
