Martin Wyldeck

as Mr. Sage (archive footage) (uncredited)

as Olszowski

as Marquess

as Marley (5 episodes)

as Councillor Wainwright (1 episode)

as Mr. Pearce

as Jack (1 episode)

as Capt. Giles

as Sir Richard Morris (1 episode)

as Cowley (1 episode)

as Mr. Laker

as Inspector Ormerod (3 episodes)

as Prokov (1 episode)

as Hoofd-Commissaris Samson (2 episodes)

as Sir George's Aide (uncredited)

as Herr Schickler

as Wilson

as Mr Hallam (1 episode)

as British Police Detective - Grey Hair

as Mr. Thatcher

as Constable (uncredited)

as Major Regan (2 episodes)

as Chief constable