John Wayne Gacy

William Forsythe

Jason Moss

Jesse Moss

Alyssa

Emma Lahana

Alex Moss

Cole Heppell

Professor Harris

Andrew Airlie

Glen Phillips

Patrick Gilmore

Valerie Moss

Belinda Metz

Frank Moss

Michael Ryan

Victim

Richard Harmon

Stan

Eric Keenleyside

Guard Thompson

Daryl Shuttleworth

FBI Agent

Michael Kopsa

Male Hustler

Jeffrey Bowyer-Chapman

Butcher Shop Victim

Hunter Elliott

Prostitute

Michaela Mann

Desk Guard

Dee Jay Jackson

Counter Girl

Libby Osler

Marcus

Brett Dier

Armed Guard

James Ralph

Armed Guard

James Fredrick Ralph

Mike

Jaren Brandt Bartlett

TV News Reporter

Lynn Colliar

Stalked Girl

Andrea Brooks

Paul

Anthony Shim

Amy

Karissa Tynes

Marcus' Friend (uncredited)

Josh Goring

Bobby (uncredited)

Kai Kennedy

Undercover Detective (uncredited)

John Andrew Vaas