Steve Curry
Dermot Walsh
Helen Grant
Rona Anderson
Julie
Jessica Cairns
Inspector Ryan
Frank Hawkins
Sgt. Peters
Jack Taylor
Bar Hostess
Angela Krefeld
Hotel Guest
Reggie de Beer
Man in Airport Lounge (uncredited)
Ernest Blyth
Hotel Guest (uncredited)
Robert Gregory
Mary Maxfield
Scientist (uncredited)
Derek Prentice
Hotel receptionist (uncredited)
Robert Raikes
Robert Grant
Ronald Howard
Airport Traveler (uncredited)
Pat Ryan
Airport Lounge Attendant (uncredited)
Fred Stroud
Tim Bowers
Sam Kydd
Greeko
Howard Lang
Teacher
Edwin Richfield
Zacki
Arnold Diamond
Fraser
Trevor Reid
Joe
Richard Shaw
Vince (as Tommy Clegg)
Tom Clegg
Director
Peter Graham Scott
Producer
Francis Edge
Screenplay
Kenneth R. Hayles
Story
John Temple-Smith
Sound Recordist
Bert Ross
Art Direction
Norman G. Arnold
Assistant Director
Roger Good
Sound Editor
Peter Musgrave
Makeup Artist
George Frost
Hairstylist
Polly Young
Original Music Composer
Ray Terry
Editor
Richard Sidwell
Music Director
Philip Martell
Director of Photography
Brendan J. Stafford
Continuity
Doreen Dearnaley
Sound Supervisor
John Cox
Red Law
Production Manager
Roy Parkinson