Barbara Machin Creator Trevor Eve DSI Peter Boyd Actor Sue Johnston Dr Grace Foley Actor Wil Johnson DS Spencer Jordan Actor Holly Aird Dr Frankie Wharton Actor David Hemmings Ex-DCI Malcolm Finlay Actor William Armstrong Actor Graham Baker Actor David de Keyser Marcus Freeman Actor David Ashton Father Cameron Actor Howard Goorney Harold Newman Actor Steve Weston Carl Murrell Jr Actor Jonathan Tafler Young Edgar Truelove Actor Adam Leese Young Charles Sutton Actor Toby Mace Young Frank Sutton Actor Claire Goose DC Amelia Silver Actor Stephen Davis Writer Maurice Phillips Director Alexei de Keyser Executive Producer Joe Campbell Original Music Paul Hart Original Music Graham Frake Cinematographer Nick McPhee Film Editor