Dr. Jason Love
David Niven
Vikki
Françoise Dorléac
Security
Alan Gifford
Aeradio
Bill Nagy
Assassin
George Mikell
Parkington
Nigel Davenport
2nd Agent
Gábor Baraker
Mr. Kahn
Reginald Beckwith
Lecturer
Geoffrey Bayldon
Duty Officer
Derek Velez Partridge
Sir Robert
Robert Raglan
1st Taxi Driver
Riyad Gholmieh
Mc Gillivray
John Le Mesurier
2nd Taxi Driver
Muhsen Samrani
Major Harding
Basil Dignam
Inspector
Gordon Tanner
Rosser
Cyril Cusack
Farouk
Eric Pohlmann
Josef
Richard Marner
Simmias
Paul Stassino
1st Agent
George Pravda
Jackson
Noel Harrison
Stanilaus
Ronald Radd
Screenplay
Wolf Mankowitz
Val Guest
Director
Producer
Original Music Composer
Mario Nascimbene
Editor
Bill Lenny
Novel
James Leasor
Steven Pallos
Costume Design
Beatrice Dawson
Art Direction
John Howell
Director of Photography
Arthur Grant