Special Guest Stars Ann Akinjirin as Aunt Fanny James Lance as Uncle Quentin Ed Speleers as Mr Roland Nora Arnezeder as Sabrina Grover Guest Stars Ryan Gage as Gene Michael Lindall as Maxwell Charlie Bergmann as Rudi Henry Miller as Roger Helen Goldwyn as Landlady Julia-Maria Arnolds as Fran Winter Antoine Paulin as Head Waiter Oliver Ward as Intruder Jhon Lumsden as Private Craig William Ludwig as Hans Peter Orla Fitzgerald as Petula Jason Thorpe as Frank Simon Paisley Day as Brigadier Hollingsbrooke