Characters played by Terry Sullivan
Self - Fmr. Prosecutor
Cook County
IL
Characters played by Philip Hersh
Audio Description Narrator
Characters played by Jay Levine
Self - Ret. News Anchor & Chief Correspondent
Characters played by Lawrence Finder
Self - Fmr. Prosecutor
Cook County
IL
Characters played by Karen Kuzma
Self - John Wayne Gacy's Sister
Characters played by Craig Bowley
Self - John Wayne Gacy Prison Correspondent
Characters played by William Kunkle
Self - Fmr. Chief Prosecutor
Cook County
IL
Characters played by Dave Hachmeister
Self - Ret. Des Plaines Police Officer
Characters played by Rafael Tovar
Self - Ret. Des Plaines Police Detective
Characters played by Michael Albrecht
Self - Ret. Des Plaines Police Officer
Characters played by Eugenia Godzik
Self - Gregory Godzik's Sister
Characters played by Mike Albrecht
Self
Characters played by Patti Szyc-Rich
Self - John Szyc's Sister
Characters played by Jim Szyc
Self - John Szyc's Brother
Characters played by Ray Cornell
Self - John Wayne Gacy's Former Friend
Characters played by David Dutton
Self - Fmr. Prosecutor
Black Hawk County
IA
Characters played by Anthony Antonucci
Self - Former John Wayne Gacy Employee
Characters played by Larry Potash
Self - News Reporter & Anchor
Characters played by Alison True
Self - Journalist
Characters played by Karen Conti
Self - John Wayne Gacy's Death Row Attorney
Characters played by Ron Wilder
Self - Jeffrey Rignall's Partner
Characters played by William Dorsch
Self - Ret. Chicago PD Homicide Detective
Characters played by Tom Dart
Self - Sheriff of Cook County
Characters played by Jason Moran
Self - Cook County Sheriff's Office
Characters played by Joseph Kozenczak
Self - Fmr. Des Plaines Police Chief
Characters played by Marty Zielinski
Self - Photographer
Characters played by Steven Becker
Self - Attorney
Characters played by Mike Nelson
Self - Former John Wayne Gacy Employee
Characters played by Bruno Muczynski
Self - Former John Wayne Gacy Neighbor