Reparto (por orden de créditos)
Tim McInnerny
Self - Narrator (voice)
Joanna Dennehy
Self
Laurence Alison
Self - Forensic Psychologist
Christopher Berry-Dee
Self - Criminologist
Michelle Bowles
Self - Neighbour
Stephen Briggs
Self - Peterborough Telegraph
James Budd
Self - Pen Friend
Darren Cray
Self - Lee Family Friend
Kerry Daynes
Self - Psychologist
Mark Lloyd
Self - Friend
Adam Lynes
Kevin Maguire
Self - Associate Editor, Daily Mirror
Carole Malone
Self - Columnist
Ivan Powell
Self - Former Superintendent, West Mercia Police
Toni-Ann Roberts
Self - Former Housemate
Colin Sutton
Self - Former Met. Chief Investigating Officer
John Treanor
Self - Former Partner
Elizabeth Yardley