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