John Simm DS Roy Grace Actor Richie Campbell DS Glenn Branson Actor Zoe Tapper Cleo Morey Actor Laura Elphinstone DS Bella Moy Actor Brad Morrison DC Nick Nicholl Actor Alexander Cobb Kevin Spinella Actor Sam Hoare Cassian Pewe Actor Clare Calbraith Sandy Actor Rob Jarvis DI Sid Barrow Actor Claudia Jolly Pippa Starling Actor Hollie Burgess Anna Galicia Actor Stephanie Hyam Laura Caplan Actor Craig Parkinson DS Norman Potting Actor Carolina Valdés Nadiuska De Sancha Actor Thomas Coombes Johnny Kerridge Actor Sarah Thom June Actor Mark Griffin Pat Robinson Actor Andy Cheung Shing Hin Actor Jo Herbert Anna Actor Rebecca Scroggs Ari Branson Actor Camilla Strom-Henriksen Director Isher Sahota Director John Alexander Director Matthew Slater Original Music Ed Whitmore Writer Russell Lewis Executive Producer Kiaran Murray-Smith Producer, Executive Producer Andrew O'Connor Executive Producer Paul Sandler Executive Producer Patrick Schweitzer Executive Producer Peter James Executive Producer