Killer Performance

Lena Sisco

Self - Former Millitary Interrogator

Jana Monroe

Self - Former Agent, FBI Behavioral Science Unit

Robert Ingall

Narrator

Mark Bowden

Self - Body Language and Behavioral Expert

Katherine Ramsland

Self - Professor of Forensic Psychology

John Wayne Gacy

Self

Ted Bundy

Self

Nichol Kessinger

Self

Shanann Watts

Self

Chris Watts

Self

William Kunkle

Self - Chief Prosecutor

Bella Watts

Self

Drew Peterson

Self

Bob Dekle

Self - Prosecutor

Mike Albrecht

Self - Des Plaines Police

Tim Tate

Self - Investigative Journalist

Dave Hachmeister

Self - Des Plaines Police

Celeste Watts

Self