David Christopher Wells

Self - Narrator (voice)

Robert Kolker

Self - True Crime Author, "Lost Girls"

Peter Meyer

Self - True Crime Author, "Blind Love"

Vickie Bane

Self - Reporter, People Magazine

Kate Coyne

Self - Executive Editor, People Magazine

Michael Fleeman (53)

Self - Journalist

Cyril Wecht (85)

Self - Forensic Pathologist

Nicole Weisensee Egan

Self - Senior Writer, People Magazine

Michael Benson

Self - True Crime Author, "Murder in Connecticut"

Gillian Telling

Self - Senior Editor, People Magazine

Tom Brennan

Self - True Crime Author, "Dead Man's Dancer"

Mike Watkiss (59)

Self - TV News Reporter

Jess Cagle (51)

Self - Editor-in-Chief, People Magazine / Self - Editorial Director, People Magazine

Jerry Mitchell

Self - True Crime Author, "Gone"

Christine Pelisek

Self - Senior Writer, People Magazine

Elaine Aradillas

Self - Staff Writer, People Magazine

Dan Wakeford (41)

Self - Editor-in-Chief, People Magazine / Self - Deputy Editor, People Magazine

Caitlin Rother (53)

Self - True Crime Co-Author, 'Hunting Charles Manson'

Cynthia Sanz

Self - Executive Editor, People Magazine / Self - Editorial Director, People Magazine

Rebecca Whitman

Det. Boldi

Ruben Ray

Kevin Collins

Caitlin Keating

Self - Staff Writer, People Magazine / Self - Contributing Writer, People Magazine

Nathaniel Taylor

Brian Collins

Tina Mirka

Rachelle Waterman

Alicia Dennis

Self - Senior Editor, People Magazine / Self - Executive Editor, People Magazine / Self - Executive Editorial Director, People Magazine / Self - Editorial Director, People Magazine

Jeff Truesdell

Self - Staff Writer, People Magazine

Haing S. Ngor (76)

Self - Victim / Oscar-Winning Actor, 'The Killing Fields' (archive footage)

Lorenzen Wright (41)

Self - Victim / NBA Player (archive footage)

Chris Harris

Self - Senior Crime Reporter, People Magazine

Stella Sands

Self - True Crime Author