DARSTELLER
- Sam Amirante
Self - Gacy's Criminal Attorney - Greg Bedoe
Self - Investigator, Cook County - Rafael Tovar
Self - Des Plaines P.D. - Mike Albrecht
Self - Des Plaines P.D. - Terry Sullivan
Self - Prosecutor, Cook County - Steve Nemmers
Self - Waterloo, Iowa Resident - Kim Byers-Lund
Self - Rob Piest's Friend - Ron Robinson
Self - Des Plaines P.D. - Lawrence Finder
Self - Prosecutor, Cook County - Patti Vasquez
Self - Michael Bonnin's Sister - Dan Genty
Self - Evidence Technician, Cook County Sheriff's - Martha Fourt
Self - Gay Rights Activist - William Kunkle
Self - Prosecutor, Cook County - Ray Cornell
Self - Former Inmate, Anamosa Reformatory - Bill Burger
Self - Fmr. President, Waterloo Jaycees - Kelly Green
Self - Gacy's Neighbor - Marty Zielinski
Self - Gacy's Former Employee - Robert Motta Sr.
Self - Gacy's Defense Attorney - Richard Rappaport
Self - Forensic Psychiatrist - Anthony Antonucci
Self - Former P.D.M. Employee - Ron Beaver
Self - Jury Foreman - Walter Jacobson
Self - Journalist - Jason Moran
Self - Lieutenant, Cook County Sheriff's Office