Nathan Fillion
Bill Pardy
Acting
Michael Rooker
Grant Grant
Acting
Elizabeth Banks
Starla Grant
Acting
Gregg Henry
Jack MacReady
Acting
Tania Saulnier
Kylie Strutemyer
Acting
Don Thompson
Wally
Acting
Brenda James
Brenda Gutierrez
Acting
Jennifer Copping
Margaret
Acting
Jenna Fischer
Shelby
Acting
Haig Sutherland
Trevor
Acting
William MacDonald
Mr. Strutemyer
Acting
Iris Quinn
Mrs. Strutemyer
Acting
Matreya Fedor
Emily Strutemyer
Acting
Amber Lee Bartlett
Jenna Strutemyer
Acting
Xantha Radley
Uptight Mom
Acting
Dustin Milligan
Drawing Boy
Acting
Lloyd Kaufman
Sad Drunk
Directing
Zak Ludwig
Gina Kid
Acting
Tom Heaton
Tourneur
Acting
Mary Black
Woman in Basement
Acting
Ben Cotton
Charlie
Acting
Lorena Gale
Janene
Acting
Dee Jay Jackson
Dwight
Acting
Nicholas Podbrey
Diseased Grant part 1
Crew
Malcolm Scott
Dude Joining Grant
Acting
Darren Shahlavi
Brenda's Husband
Acting
Kathryn Kirkpatrick
Karaoke Woman
Acting
Corb Lund
Lead Singer
Acting
Michael Cromien
Fitzgibbon
Acting
Robert Musnicki
Diseased Leader
Crew
Stephen Park
Gleeked on Guy
Acting
Nicholas Podbrey
Diseased Grant #1
Crew
Jeny Cassady
Diseased Grant #2
Acting
Alette Falle
Diseased Grant #3
Crew
Matt McInnis
Head-Shot Norman
Production
James Gunn
Hank (uncredited)
Writing
Magda Apanowicz
Friend (uncredited)
Acting
Rick Morwick
Truck Driver (uncredited)
Crew
Rob Zombie
Dr. Karl (voice)
Directing
Mark Torgl
Melvin Junko (Archive footage)
Acting