John Wayne Gacy
Jason Moss
Alyssa
Alex Moss
Valerie Moss
Frank Moss
Stan
Guard Thompson
Glen Phillips
Professor Harris
FBI Agent
Male Hustler
Butcher Shop Victim
Prostitute
Desk Guard
Counter Girl
Marcus
Armed Guard
Mike
TV News Reporter
Victim
Stalked Girl
Paul
Amy
Marcus' Friend (uncredited)
Bobby (uncredited)
Undercover Detective (uncredited)
Director
Screenplay
Novel
Novel
Producer
Editor
Casting
Casting
Production Design
Set Decoration
Set Decoration
Costume Design
Script Supervisor
Story
Co-Executive Producer
Executive Producer
Associate Producer
Line Producer
Executive Producer
Executive Producer
Assistant Hairstylist
Assistant Makeup Artist
Key Makeup Artist
Key Hair Stylist
Post-Production Manager
Unit Production Manager
First Assistant Director
Second Assistant Director
Third Assistant Director
Set Dresser
On Set Dresser
Lead Set Dresser
Director of Photography
Original Music Composer
