Moray Watson

as Vernon (1 episode)

as Edward Allardice (1 episode)

as Davencourt (1 episode)

as Henry Huxley (1 episode)

as Maj. Harriman

as The Judge (1 episode)

as Brigadier (9 episodes)

as Sir Donald Stuffy

as Sir Leo Pursuivant (2 episodes)

as Professor Eugene Quail (1 episode)

as Commander (1 episode)

as Hubbard

as Roger Cranley (1 episode)

as Sir Giles Barr-Partington (2 episodes)

as Colonel Bantry (3 episodes)

as Colonel Bantry (1 episode)

as Fellowes (1 episode)

as Sir Robert Muir

as Dr George Balfour (2 episodes)

as George Frobisher

as Henry Armstrong (12 episodes)

as Breen