Allen Wolf Director, Screenwriter, Producer Philip Winchester Marcus Actor Tim Draxl Justin Actor Lacey Chabert Becky Actor Abigail Spencer Gwen Actor Kelly Overton Ann Actor Amy Aquino Detective Curwen Actor Tony Hale Ben Actor Kevin Kilner Greg Actor Aidan Mitchell Young Marcus Actor Michael Badalucco Derek Actor Beth Grant Evelyn Actor Alexandra Paul Roxana Actor Kirsten Vangsness Madge Actor Allan Wasserman Dr. Schwarz Actor Patrick Laborteaux Rob Actor Shanna Collins Jennifer Actor Bellamy Young Olivia Actor Marcelle Larice Carissa Actor Christopher Darga Officer Etling Actor David Austin Producer Ralph Winter Executive Producer Michael Hardwick Cinematographer Peter Devaney Flanagan Film Editing Conrad Pope Original Music Brian Ollman Production Design Alyssa Weisberg Casting Joshua Stricklin Art Director Bailey Hollingsworth Set Decoration