Cast
Maria Ricossa
Helen Gacy
Rudy Webb
Cemetery Staffer
Brian Dennehy
John Wayne Gacy
Brenda Bazinet
Alice Pearson
Timm Zemanek
Mr. Trask
Gary Reineke
Petrie
Robbie Rox
Cicero Bar Owner
John Boylan
Atkins
Mark Humphrey
King
Gerry Quigley
Walden
John Friesen
Detective #1
Michael Riley
Joe 'Polock' Kozenczak
Margot Kidder
Rachel Grayson
David Eisner
Williams
Nicholas Pasco
Barton
Michael Copeman
Chief Cameron
Shawn Lawrence
Mr. Gant
Scott Hylands
Mike Paxton
Cynthia Preston
Cindy Beck
Thomas Hauff
Foreman Hendricks
Tim Progosh
Morris
Bruce Ramsay
Bragg
Jay Brazeau
Jake Burns
Brett Halsey
Stan Wilder
Martin Julien
Ted Koslo
Luis Guzmán
Waiter (uncredited)
Meg Foster
Linda Carlson
Christopher Marren
Billy
Andrew Gillies
Vincent Austin