A British scientist is discovered to have been passing information to the Communists, then kills himself. Another scientist decides that they might have brainwashed him by a sensory deprivation technique, but he doesn’t know if someone really can be convinced to act against their strongest feelings. So he agrees to be the subject in an experiment in which others will try to make him stop loving his wife.
Genres:
Dirk Bogarde as Dr. Henry Laidlaw Longman
Mary Ure as Oonagh Longman
John Clements as Major Hall
Michael Bryant as Dr. Danny Tate
Wendy Craig as Annabella
Harold Goldblatt as Professor Sharpey
Geoffrey Keen as Calder
Terry Palmer as Norman
Norman Bird as Aubrey
Terence Alexander as Rowing Coach (uncredited)
Grace Arnold as Train Passenger (uncredited)
Timothy Beaton as Paul Longman (uncredited)
Elizabeth Counsell as Girl Student on Station (uncredited)
Roger Delgado as Dr. Jean Bonvoulois (uncredited)
Ian Dewar as Crowd Ringleader (uncredited)
Geoffrey Denton as Train Guard (uncredited)
Ashik Devello as 2nd Indian Student (uncredited)
Terence Edmond as 1st Student at Party (uncredited)
Christopher Ellis as Peers Longman (uncredited)
Edward Fox as Stewart (uncredited)
Imogen Hassall as Student (uncredited)
Robin Hawdon as Student (uncredited)
Georgina Moon as Persephone Longman (uncredited)
Edward Palmer as Porter (uncredited)
Philip Ray as Father (uncredited)
Renu Setna as 1st Indian Student (uncredited)
Anthony Singleton as Boy Student on Station (uncredited)
Teresa Van Hoorn as Penny Longman ( uncredited)
David Weston as Student at Party (uncredited)
Pauline Winter as Mother (uncredited)
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