Richard Madden David Actor Keeley Hawes Julia Actor Gina McKee Sampson Actor Sophie Rundle Vicky Actor Vincent Franklin Mike Actor Pippa Haywood Craddock Actor Paul Ready Rob Actor Nicholas Gleaves Roger Actor Stuart Bowman Hunter-Dunn Actor David Westhead Prime Minister Actor Nina Toussaint-White Rayburn Actor Ash Tandon Sharma Actor Richard Riddell Tom Actor Michael Mueller Commissioner Actor Michael Shaeffer Longcross Actor Tom Brooke Andy Actor Thomas Vincent Director Eric Coulter Producer Priscilla Parish Producer Jed Mercurio Writer