Guest Stars Rebekah Staton as Liz Benedict Wong as Pete Cheng Amelia Bullmore as Helen Preger Philip Glenister as DCI William Bell Michael Feast as Andrew Wilson James McAvoy as Dan Foster Johann Myers as Sonny Stagg Tom Burke as Syd Deborah Findlay as Greer Thornton James Laurenson as George Fergus Christopher Simpson as Adam Greene Maureen Hibbert as Olicia Stagg Patrick Brennan as Neil Woods Sean Gilder as Sergeant 'Chewy' Cheweski Ian Hughes as Radiologist Aaron Neil as Paramedic Robert Goodale as Davis Michael Gould as Merrick Colin Wakefield as Taylor
