Glyn Grain

as Harry Fellside (1 episode)

as Rayner (4 episodes)

as Mike Trigg (1 episode)

as Commander Stillwell (1 episode)

as AC Radlett (2 episodes)

as Professor Nolan (1 episode)

as Consultant (1 episode)

as Boris Ivanovich (1 episode)

as De La Cosa

as Tom Lowson (1 episode)

as Gen Sir Wanless O'Gowan (1 episode)

as Asst. Chief Constable Brian Clark (1 episode)

as Philippe Bonnard (8 episodes)

as Foxy Leverett (2 episodes)

as Dave Brabrook (1 episode)

as Stephen (1 episode)

as tree with beard