John Simm DS Roy Grace Actor Richie Campbell DS Glenn Branson Actor Rakie Ayola ACC Alison Vosper Actor Laura Elphinstone DS Bella Moy Actor Brad Morrison DC Nick Nicholl Actor Alexander Cobb Kevin Spinella Actor Craig Parkinson DS Norman Potting Actor Zoe Tapper Cleo Morey Actor Clare Calbraith Sandy Actor Katie Clarkson-Hill Abby Morton Actor Jake Fairbrother Ricky , Chad Skebbs Actor Steven Hartley Sean Klinger Actor Elizabeth Rider Paula Morton Actor James D'Arcy DS Cassian Pewe Actor Dave Lynn Mitzi Dufors Actor Carolina Valdés Dr. Nadiuska De Sancha Actor Margot Leicester Margot Balkwill Actor Michael Bertenshaw Derek Balkwill Actor Brian Pettifer Hector Hegarty Actor Amy Conachan Mo Actor Brian Kelly Director Russell Lewis Writer, Executive Producer Kiaran Murray-Smith Producer Matthew Slater Original Music Andrew O'Connor Executive Producer Patrick Schweitzer Executive Producer Peter James Executive Producer Paul Sandler Executive Producer