Self - Former Sr. Deputy D.A., Orange County, CA (6 episodes, 2021)
Young Bob Souza (6 episodes, 2021)
Self - Former LAPD Detective / Homicide Detective / Self - Former LAPD Robbery (6 episodes, 2021)
Self - Social Historian (6 episodes, 2021)
Self - Cold Case Investigator (5 episodes, 2021)
Kenneth Bianchi (5 episodes, 2021)
Self - Reporter, KCBS-TV (5 episodes, 2021)
Self - Deputy D.A., Los Angeles County (CA) (5 episodes, 2021)
Self - Author / Self (4 episodes, 2021)
Self - LAPD Homicide Detective / Self (4 episodes, 2021)
Self - Reporter, KFWB Radio (4 episodes, 2021)
Self - Former LAPD Latent Prints Specialist (4 episodes, 2021)
Self - Hollywood 6 Crime Podcast (4 episodes, 2021)
Self - Lead Prosecuting Attorney (4 episodes, 2021)
Self - 'L.A. Times' Reporter (4 episodes, 2021)
Self - Professor of Criminology, Northeastern University (4 episodes, 2021)
Self (Clinical and Forensic Neuropsychologist) (3 episodes, 2021)
Self - Former LAPD Detective (3 episodes, 2021)
Self - Founder, Children of the Night (3 episodes, 2021)
Self - LAPD Homicide Detective / Self (3 episodes, 2021)
Self - Deputy D.A., Los Angeles County, CA (3 episodes, 2021)
Self - Author (3 episodes, 2021)
Self - Former Detective, Huntington Beach (CA) PD (3 episodes, 2021)
Self - Former LAPD Criminalist / Self (3 episodes, 2021)
Self - Former LAPD Detective / Self - LAPD Special Investigation Section (3 episodes, 2021)
Officer Geddes (2 episodes, 2021)
Self - ABC News Contributor (2 episodes, 2021)
Self - Former Prosecuting Attorney (2 episodes, 2021)
Self - Prosecuting Attorney (2 episodes, 2021)
Self - Survivor (2 episodes, 2021)
Self - Former LAPD Detective (2 episodes, 2021)
Kim Martin (1 episode, 2021)
Bob Grogan (1 episode, 2021)
Lauren Wagner (1 episode, 2021)
James Munro (1 episode, 2021)
Jerry LeFrois (1 episode, 2021)
Self - Former LAPD Detective (1 episode, 2021)
Stephen Wells (1 episode, 2021)
Beaulah Stofer (1 episode, 2021)
Self - Survivor (3 episodes, 2021)
Frank Garcia (1 episode, 2021)
Handsome Cop (1 episode, 2021)
William Ray Pugh (1 episode, 2021)
Self - Former LAPD Officer (1 episode, 2021)
Self - Retired LAPD Officer (1 episode, 2021)
Roy Norris (1 episode, 2021)
Self - Author, 'Serial Killers of the '70s' (1 episode, 2021)