Characters played by Hugh Sinclair
Simon Templar
Characters played by Sally Gray
Mary Langdon
Characters played by Arthur Macrae
Monty Hayward
Characters played by Cecil Parker
Rudolph
Characters played by Leueen MacGrath
Valerie
Characters played by John Warwick
Gregory
Characters played by Manning Whiley
Marko
Characters played by Felix Aylmer
Leighton
Characters played by Ivor Barnard
Emil
Characters played by Gordon McLeod
Inspector Teal
Characters played by Eric Clavering
Reporter at door
Characters played by Noel Dainton
Commissaire
Characters played by Roddy Hughes
Valet