Richard Kuklinski

Self - Serial Killer 'The Iceman'

Katherine Ramsland

Self - Forensic Psychologist

Adam Daniel Mezei

Robert Anzilotti

Richard Cottingham

Self - Serial Killer

Isaac Towell

Richard Cottingham (Young)

Vernon Geberth

Self - Retired Lt. Commander, NYPD

Mackenzie Kelly

Mary Della Sala, Jaclyn Harpe

Robert Anzilotti

Self - Retired New Jersey Detective

Donald Venezia

Self - Retired New Jersey Superior Court Judge

John Molinelli

Self - Former Bergen County Prosecutor, New Jersey

Donald Conway

Self - Defense Attorney for Richard Cottingham

Dennis Calo

Self - First Asst. Prosecutor, Bergen County, New Jersey

Iain Mccallum

Richard Cottingham (Present)

Bill Vogel

Self - Son of Victim Nancy Vogel

Alex Udvarnoky

Mary Ann Pryor, Denise Falasca, Irene Blase

Lucy Sanci

Leslie O'Dell