Daveigh Chase as Samantha Darko

Elizabeth Berkley as Trudy Potter

Briana Evigan as Corey

James Lafferty as Iraq Jack

Ed Westwick as Randy

Bret Roberts as Officer O'Dell

Jackson Rathbone as Jeremy

Barbara Tarbuck as Agatha

Matthew Davis as Pastor John

Walter Platz as Frank

John Hawkes as Phil

Nathan Stevens as Jeff

Ryan Templeman as Mike

Zulay Henao as Baelyn

JJ Neward as Co-Worker

Bridger El-Bakhi as Billy

Joey Naber as

Gregory T. Collett as Ted Moncton (uncredited)

Kristen Hillier as Local Girl (uncredited)

Bob Lanoue as F.B.I. Agent (uncredited)

Kristina Malota as Susie Bates (uncredited)

Marina Malota as Emily Bates (uncredited)

Thomas McMinn as Partier (uncredited)

Savannah Ostler as Barfing Girl / Waitress (uncredited)

Josh Piper as Barbecue Guy (uncredited)