• 
  Owen Thomas

   Narrator (52 episodes, 2016)
• 
  Scott Reitz

  Self - 30 Year LAPD Veteran
• 
  Bobby Chacon

  Self - FBI Special Agent (Ret.)
• 
  Jillian Nolde

  Carol Bolduc
• 
  Stacy Brewer

  Cop #4
• 
  James Fitzgerald

  Self - Former FBI Profiler
• 
  Gus Rhodes

  Brian Steinwand
• 
  Tim Clemente

  Self - Retired FBI Special Agent

• 
  Rebecca Landry

  Alice Williams
• 
  Gary Wayne Loper

  Bruce Cleland
• 
  Mark Lillienfeld

  Homicide Detective LA County Sheriff's Dept. (Ret.)
• 
  Laura Richards

  Self - Criminal Behaviour Analyst
• 
  Fiona McDonald

  Elaine Canalia
• 
  Aaron Mitchell

  Detective Curtis
• 
  Steve Moore

  Self - FBI Special Agent (Ret.)

• 
  William Schaff

  Daryl
• 
  Judy Ho

  Self - Clinical & Forensic Psychologist
• 
  Donald M. Krause

  Bob McArdle
• 
  Jim Clemente

  Former Fbi Behavioral Profiler
• 
  Laura Richards

  Criminal Behavioral Analyst
• 
  Steve Moore

  Fbi Special Agent
• 
  Bobby Chacon

  Fbi Special Agent, Ret.