Morven Christie DS Lisa Armstrong Actor Jonas Armstrong Sean Meredith Actor Matthew McNulty Nick Mooney Actor Daniel Ryan DI Anthony 'Tony' Manning Actor Taheen Modak DC Ahmed 'Med' Kharim Actor Chanel Cresswell Jess Meredith Actor Lindsey Coulson Penny Armstrong Actor Imogen King Abbie Armstrong Actor Art Parkinson Rob Armstrong Actor Tracie Bennett Margaret Foley Actor Adam Long Vincent Jackson Actor Simon Manyonda DS Alexander Stewart Actor Richard Huw Tom Hayes Actor Louis Greatorex Sam Hesketh Actor Roger Barclay Councillor Hesketh Actor Noah Valentine Dylan Meredith Actor Darci Shaw Holly Meredith Actor Curtis Cole Detainee Loco Actor Erin Shanagher Sgt Karen Hobson Actor Val Tagger Mrs Emerick Actor Andrew Dowbiggin DS James Clarke Actor Lucy Hillyard Kelly Meredith Actor Liam McCheyne Jake Meredith Actor Catherine Oldfield Executive Producer Margaret Conway Producer Samuel Sim Original Music Robert Quinn Director