William Forsythe
John Wayne Gacy
Jesse Moss
Jason Moss
Emma Lahana
Alyssa
Cole Heppell
Alex Moss
Belinda Metz
Valerie Moss
Michael Ryan
Frank Moss
Eric Keenleyside
Stan
Daryl Shuttleworth
Guard Thompson
Patrick Gilmore
Glen Phillips
Andrew Airlie
Professor Harris
Michael Kopsa
FBI Agent
Jeffrey Bowyer-Chapman
Male Hustler
Hunter Elliott
Butcher Shop Victim
Michaela Mann
Prostitute
Dee Jay Jackson
Desk Guard
Libby Osler
Counter Girl
Brett Dier
Marcus
James Ralph
Armed Guard
Jaren Brandt Bartlett
Mike
Lynn Colliar
TV News Reporter
Richard Harmon
Victim
Andrea Brooks
Stalked Girl
Anthony Shim
Paul
Karissa Tynes
Amy
Josh Goring
Marcus' Friend (uncredited)
Kai Kennedy
Bobby (uncredited)
John Andrew Vaas
Undercover Detective (uncredited)
Svetozar Ristovski
Director
Kellie Madison
Screenplay
Jason Moss
Novel
Jeffrey Kottler
Novel
Gordon Yang
Producer
Scott Belyea
Editor
Candice Elzinga
Casting
Ferne Cassel
Casting
James Willcock
Production Design
Jeff Munt
Set Decoration
Michelle Pitney
Set Decoration
Katie Quinn
Costume Design
Carol Green-Lundy
Script Supervisor
Clark Peterson
Story
Josée Bernard
Co-Executive Producer
Tom Berry
Executive Producer
Jeffery Scott Lando
Associate Producer
Gilles LaPlante
Line Producer
Kellie Madison
Executive Producer
Clark Peterson
Executive Producer
Lyne Denomme
Assistant Hairstylist
Lyne Denomme
Assistant Makeup Artist
Jennifer Kipps
Key Makeup Artist
Jennifer Kipps
Key Hair Stylist
Scott Belyea
Post-Production Manager
Gilles LaPlante
Unit Production Manager
Michele E. Dutka
First Assistant Director
Bryant Marshall
Second Assistant Director
Brett McCord
Third Assistant Director
Keith Bakker
Set Dresser
Behjat Benham
On Set Dresser
Amber Boorman
Lead Set Dresser
Larry Lynn
Director of Photography
Terry Frewer
Original Music Composer