Richard Lintern Dr Thomas Chamberlain Actor Emilia Fox Dr Nikki Alexander Actor David Caves Jack Hodgson Actor Liz Carr Clarissa Mullery Actor Julian Rhind-Tutt David Cannon Actor Charlie Creed-Miles Conor Flannery Actor Lindsey Campbell Suzie Tudor Actor Ross Hatt DS Walters Actor Maxi Tilyard Greg Tudor Actor Daniel Weyman Max Thorndyke Actor Selva Rasalingam Assistant Commissioner Khan Actor Emma Fielding Sally Vaughan Actor Jefferson Hall Fergus Weir Actor Alex Reid Inga Meyer Actor Nitin Ganatra Simon Laing Actor Richard Durden Conor Actor Ian Burfield DI Alex Hunter Actor Simon Bond Andy McMorris Actor Darren Raymond Jason Farrell Actor Julia Haworth Rosie Chamberlain Actor Ed Whitmore Writer Timothy Prager Writer Graham Mitchell Writer Matthew Arlidge Writer Michael Crompton Writer Colin Teague Director Kiaran Murray-Smith Producer Colin Teaque Writer Charles Palmer Director Diarmuid Goggins Director Thaddeus O'Sullivan Director Destiny Ekaragha Director Richard Stokes Executive Producer Hilary Salmon Executive Producer