Rupert Penry-Jones Joseph Chandler Actor Philip Davis Ray Miles Actor Steve Pemberton Edward Buchan Actor Sam Stockman Emerson Kent Actor Ben Bishop Finley Mansell Actor Hannah Walters Megan Riley Actor Claire Rushbrook Dr. Caroline Llewellyn Actor Alison Newman Judy Miles Actor David Schneider Marcus Salter Actor Camilla Power DI Mina Norroy Actor Shaun Evans Sly Driscoll Actor Alistair Petrie Dr. Simon Mortlake Actor Paul Chequer Nathan Merceron Actor Hannah John-Kamen Roxy Actor Damian Dudkiewicz Igor Actor Maddy Hill Lara Lawrence Actor Nakay Kpaka Blythe Huddart Actor Richard Cordery George Collier Actor Richard Graham John Cobbett Actor Kate Maravan Dulcie Vermillion Actor John Strickland Director Jon East Director Richard Clark Director Ben Court Writer Caroline Ip Writer Sally Woodward Gentle Executive Producer David Boulter Producer David Mason Line Producer Ruth Barrett Original Music Owen McPolin Cinematographer Kieran McGuigan Cinematographer Ulf Brantås Cinematographer Anthony Combes Film Editor Xavier Russell Film Editor