Guest Stars Ed Stoppard as James Embleton Cal MacAninch as David Loader James Burrows as Derren Blackburn 2013 Velile Tshabalala as Kristen Wayne Foskett as Brian Blackburn David Westhead as DI Bob Cherry Teresa Banham as Alison Ryder Tim Preece as George Ryder Anna Jaskolka as Agency Nurse Mark Womack as Tom Hancock Adie Allen as Stella Hancock Richard Johnson as Sir William Embleton Jake Arrowsmith as Peter Hancock Josef Altin as Colin Connor Pasha Bocarie as Dr. Sanjeev Jumani Kevin McGowan as Company Commander
