Harry Palmer
Johnnie Vulkan
Colonel Stok
Samantha Steel
Ross
Hallam
Aaron Levine
Werner
Reinhardt
Kreutzman
Artur
Benjamin
Mrs. Ross
Rukel
Chico
Babcock
Black Widow
Monica
Old Man
Alice (uncredited)
Lady on the London Bus (uncredited)
Commuter (uncredited)
Bar Girl (uncredited)
Brigit (uncredited)
East German Guard (uncredited)