Martin Clunes Colin Sutton Actor Stephen Wight D.C Clive Grace Actor Christopher Fulford Brian Marjoram Actor Ziad Abaza Custody Sergeant Actor Russ Bain Senior Surveillance Officer Actor Paul Blackwell Police Officer Actor Claudie Blakley Louise Sutton Actor Katie Lyons DS Jo Brunt Actor Shai Matheson Arthur Forster Actor Philippa Braithwaite Executive Producer Niall Byrne Music Baz Irvine Cinematographer Toby Whale Casting Marc Evans Director Ed Whitmore Writer