Elenco (na ordem dos créditos)
Hill Harper
Self - Host
Jesse L. Martin
Casey Jordan
Self - Criminologist
Jim Moret
Self
Ian Halperin
Lyle Menendez
Self - The Menendez Brother
Erik Menendez
Drew Pinsky
Scott Peterson
Jane Velez-Mitchell
Elizabeth Smart
Self - Kidnapped
Brian David Mitchell
Self - Kidnapper
Susan Powell
Self - Missing Person
Josh Powell
Self - Named a person of interest
Julian Fellowes
Parks Stephenson
Perez Hilton
Nancy Grace
Chris Cuomo
Ashleigh Banfield
Don Lemon
Lee Peterson
Self - Scott Peterson's father
Ron Koslow
Allan Scott
Sharon Rocha
Self - Laci Peterson's mother
Brooke Anderson
Gloria Allred
Self - Amber Frey's Fm . attorney
Janey Peterson
Self - Scott Peterson's sister-in-law
Susan Gaudillo
Self - Scott Peterson's sister
John Ramsey
Self - Father of JonBenet Ramsey
Anthony DeCurtis
Allen Brocchini
Self - Investigated the disappearance Laci Peterson
Mark Geragos
Self - Scott Peterson's Trial Attorney
Peter Biskind
Jon Buehler
Self - Fm Homicide Detective, Modesto Police Department
Alina Cho
A.J. Hammer
Howard Bragman
Karen Servas
Self - Neighbor who found McKenzie
Simon Napier-Bell
Brent Rocha
Self - Laci Peterson's brother
Vivian Mitchell
Self - Witness
Richard Roth
Doug Ridenour
Self - Public Modesto Police Information Officer, Modesto Police
Gillian Telling
Phil Lobel
Dan Moldea
Joey Jackson
Shai Yammanee
Rob Kahane
McKenzie
Self - Scott and Laci's dog
Christine Reed
Self - Laci and Scott's friend
Abba Imani
Self - Owner, Pacific Cafe
Ian James Lee
Norman Lapera
Self - East Terry Park District Chief of Police
Chris Norris
Melanie Chapman
Self - Scott Peterson's niece
Bill McReynolds
Self - Suspect
Roy Wasden
Self - Fm Police Chief , Modesto Police Department
Ted Daniel
Investigative Reporter
Bennet Omalu
Self - Forensic Pathologist
Danny Bonaduce
ATOR
Elliot Mintz
Kim Carnes
Robin Green
Nina Myskow
Bill Boggs
Henry Diltz
Alisyn Camerota
Drew Peterson
Self - Veteran police sergeant
Jeremy Parsons
Craig J. Snider
Stacy Peterson
Harry Krop
Self - Forensic Psychologist
David Ellington
Spencer Mann
Self - Alachua County Sheriff's Office
Diana Hoyt
Self - Mother of Christa Hoyt
Sadie Darnell
Self - Sheriff, Alachua County
Legran Hewitt
Alison Emery
Self - Friend of Christina Powell
Mario Taboada
Self - Brother of Manny Taboada
Ann Moses
Jeff Rinek
Self - Former FBI Special Agent
James Gagliano
Self - Retired FBI Special Agent
Francis Carrington
Self - Julie Sund's Grandfather
Carole Carrington
Self - Julie Sund's Grandmother
Braden Powell
Self - Susan's Son
Steven Powell
Self - Josh's father
Charles Powell
Andy Ostroy
Self - Husband of Adrienne Shelly
Bob Costas
Matt Murphy
Self - Fmr. Sr. Deputy District Attorney
Beth Karas
Self - Legal Analyst
Steve Helling
Self - Senior Writer, People Magazine
Mark Lillienfeld
Self - Los Angeles County Sheriff's Department
Christine Pelisek
Self - People Magazine Senior Writer
Diana Avalle
Self - Clinical & Forensic Psychologist
Darrell Lowe
Self - Santa Monica Police Department
Condoleezza Rice
Robert Fisher
Robert K. Wittman
Patrik Simpson
Pol Atteu
Carol Costello
Steven E. Pitt
Kyle Bailey
Self - Contributor
Ron Walker