Cast
Dirk Bogarde
Dr. Henry Laidlaw Longman
Mary Ure
Oonagh Longman
John Clements
Major Hall
Michael Bryant
Dr. Danny Tate
Wendy Craig
Annabella
Harold Goldblatt
Professor Sharpey
Geoffrey Keen
Calder
Terry Palmer
Norman
Norman Bird
Aubrey
Terence Alexander
Rowing Coach (uncredited)
Grace Arnold
Train Passenger (uncredited)
Timothy Beaton
Paul Longman (uncredited)
Roger Delgado
Dr. Jean Bonvoulois (uncredited)
Geoffrey Denton
Train Guard (uncredited)
Christopher Ellis
Peers Longman (uncredited)
Edward Fox
Stewart (uncredited)
Imogen Hassall
Student (uncredited)
Robin Hawdon
Student (uncredited)
Edward Palmer
Porter (uncredited)
Philip Ray
Father (uncredited)
Pauline Winter
Mother (uncredited)
Directing
Basil Dearden
Director
Basil Rayburn
Assistant Director
Writing
James Kennaway
Screenplay
Art
Jim Morahan
Art Direction
Camera
Denys N. Coop
Director of Photography
Production
Michael Relph
Producer
Charles Orme
Production Manager
Costume & Make-Up
Anthony Mendleson
Costume Design
Harry Frampton
Makeup Artist
Editing
John D. Guthridge
Editor
Sound
Georges Auric
Original Music Composer
Muir Mathieson
Conductor
Gordon K. McCallum
Sound Recordist
Robert T. MacPhee
Sound Re-Recording Mixer