Guest Stars Clarke Peters as Julius Hersheimmer Camilla Marie Beeput as Jane Finn Jonny Phillips as Whittington Paul Brennen as Lucky Madeline Appiah as Annette Andrew Havill as James Peel KC Mary Roscoe as Isobel Pettigrew Richard Dillane as Bulldog Bentley Kalu as CIA Agent Peter Vollebregt as Secretary of State Catherine Harvey as Nurse