Guest Stars Danny Webb as DS Rory Maxwell Zoe Tapper as Katy Sutcliffe Richie Campbell as Liam Sutcliffe Katherine Kelly as DI Karen Renton Sam Spruell as Oliver Graham Dawn Steele as Catherine McAulay Agni Scott as Dr. Hamood Dermot Crowley as Henry Neilson Shauna MacDonald as Mary Earlham Carolin Stoltz as Dr. Engers Alex Jordan as Joshua Lucy Menzies as Carla Josh Zaré as Dylan
