Dr. Bob McLaurin
Richard Todd
Dr. Nancy Ferguson
Betsy Drake
Catherine McLaurin
Catherine Boyle
Juan Menda
Herbert Lom
Finch
Warren Stevens
Francisco Flores (as Carlo Justini)
Carlo Giustini
O'Brien
Paul Carpenter
Dr. McNeil
Alexander Knox
Carla Menda
Lisa Gastoni
Kral
Peter Arne
Boyd
John Crawford
Screenplay
Jimmy Sangster
Director
Jack Cardiff
Producer
Adrian D. Worker
Novel
Michael Bryan
Production Manager
Douglas Twiddy
Editor
Tom Simpson
Art Direction
Allan Harris
Recording Supervision
Tony Lumkin
Assistant Director
Frederick Goode
Continuity
Pamela Davies
Camera Operator
Ernest Day
Sound
H.L. Bird
Len Shilton
Sound Editor
Roy Baker
Wardrobe Supervisor
Brian Owen-Smith
Makeup Artist
Freddie Williamson
Hairdresser
Anne Box
Music
Kenneth V. Jones
Musician
City of London Sinfonia
Conductor
Muir Mathieson
Director of Photography
Desmond Dickinson