Barbara Machin Creator Trevor Eve Detective Superintendent Peter Boyd Actor Sue Johnston Dr. Grace Foley Actor Wil Johnson DI Spencer Jordan Actor Esther Hall Dr. Felix Gibson Actor Félicité Du Jeu DC Stella Goodman Guest Star Toby Stephens Dr. Nick Henderson Guest Star Nicola Stephenson Julia Henderson Guest Star Ronan Vibert Dr. Jonathan Lynch Guest Star Ayesha Dharkar Mary Sharman Guest Star Laurie Hagen PA Guest Star Alexis Conran Michael Sharman Guest Star John Bennett Guest Star Michael Offer Director Ed Whitmore Writer Patrick Spence Executive Producer Richard Burrell Producer Joe Campbell Music Paul Hart Music Mike Spragg Cinematographer St. John O'Rorke Film Editor Glen Bexfield Casting Julia Crampsie Casting