Richard Denning
Major Gregory Keen
Acting
Carole Mathews
Hedy Bergner
Acting
Ronald Adam
Scammel / Dumetrius
Acting
Danny Green
Yotti Blum
Acting
Brian Worth
Capt. Peter Ridgeway
Acting
Hugh Moxey
Sgt. Tom Coutts
Acting
Peter Swanwick
Monsieur Paul Bonnet
Acting
Elwyn Brook-Jones
Digby Mitchel
Acting
Ronald Leigh-Hunt
Col. Julian Fentriss, M.I.5.
Acting
Robert Vincent O'Neil
Capt. Hank Godowski
Writing
Paul Hardtmuth
Dr. Buchmann
Acting
Bill Nagy
Marzotti
Acting
Alex Gallier
Max Rubenstein
Acting
Robert Crewdson
Control Officer
Acting
Jimmy Cains
Gassner
Acting
Edward Forsyth
German Policeman
Acting
Theodore Wilhelm
German Thug
Acting
Robert Bruce
Staff Officer
Acting
Jan Holden
Sally Jennings
Acting