Elenco (na ordem dos créditos)
Donal MacIntyre
Self - Presenter
Martin Brunning
Self
Clive Driscoll
Sue Hill
Self - Former Detective Chief Superintendent
Simon Shuttleworth
Howard Groves
Kate Meynell
Self - Detective Chief Superintendent
Jonathon Michaels
Kevin Lee
Taylor Tay
Police Officer
Dominic McGrath
Bob Taylor
Paul Franklin
Julie Mackay
Andy Guy
Jim Hodgson
Tony Bishop
Self - Former Met Detective
Andy Tattershall
Peter Hall
Adela Leiro
Stephanie Slater
Corey Malone
Thomas Dunkley
Joanna Dennehy
Anna Zanders
Julie Dart
Lauren Cotter
Marvin Montoute
Teenage Thug
Susanne Schraps
Yolanta
Ben Sura
Virender
Gleb Smatko
Detective Chief Inspector