Elenco (na ordem dos créditos)
Charlotte Avery
Self - Narrator(voice)
Gemma McCluskie
Kerry Skinner(archiveFootage)
Syan Blake
Frankie Pierre(archiveFootage)
Joanne Aicher
Self - Sian's Agent
Kerry Daynes
Self - Forensic Psychiatrist
Dominique Deblieux
Self - Ex-Wife of Arthur Simpson-Kent
Nic Knight
Self - Stage School Classmate
Kevin Maguire
Self - Associate Editor, Daily Mirror
Malcolm McHaffie
Self - Deputy Chief Crown Prosecutor
Robin Murray
Self - Psychiatrist
John Nicholson
Self - Senior Investigating Officer
Laura Richards
Self - Criminal Behaviour Analyst
Minnie Stephenson
Self - Entertainment Reporter
Mike Sullivan
Self - Crime Editor, The Sun
Colin Sutton
Self - Former Det Chief Inspector