Discover
Gina Lollobrigida
Maria Marcello
Sean Connery
Anthony Richmond
Ralph Richardson
Charles Richmond
Alexander Knox
Detective Inspector Lomer
Johnny Sekka
Thomas
Peter Madden
Yacht Captain
Danny Daniels
Fenton
Laurence Hardy
Baines
Michael Goodliffe
Solicitor
André Morell
Judge
Noel Howlett
Assistant Solicitor
Douglas Wilmer
Dr. Murray
A. J. Brown
Third Executive (uncredited)
Robert Bruce
John (uncredited)
Georgina Cookson
Guest at Villa Salon (uncredited)
Michael Corcoran
The Cook (uncredited)
George Curzon
Second Executive (uncredited)
Gilda Dahlberg
Guest at Villa Salon (uncredited)
Camera
Otto Heller
Director of Photography
Costume & Make-Up
Beatrice Dawson
Costume Design
Camera
Otto Heller
Director of Photography
Costume & Make-Up
Beatrice Dawson
Costume Design