Der Killerclown: John Wayne Gacy

Rod Blackhurst

William Kunkle (Self - Fmr. Chief Prosecutor, Cook County, IL), Terry Sullivan (Self - Fmr. Prosecutor, Cook County, IL), Jay Levine (Self - Ret. News Anchor & Chief Correspondent), Lawrence Finder (Self - Fmr. Prosecutor, Cook County, IL), Rafael Tovar (Self - Ret. Des Plaines Police Detective), Dave Hachmeister (Self - Ret. Des Plaines Police Officer), Karen Kuzma (Self - John Wayne Gacy's Sister), Eugenia Godzik (Self - Gregory Godzik's Sister), Patti Szyc-Rich (Self - John Szyc's Sister), Anthony Antonucci (Self - Former John Wayne Gacy Employee)