The Mind Benders 1963

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.

Directed by: Basil Dearden
Runtime:109 minutes
Tagline:PERVERTED... SOULESS! The Most Dangerous And Different Motion Picture Ever Brought To The Screen!
Cast:
Dirk Bogarde
Dirk Bogarde
Dr. Henry Laidlaw Longman 
Mary Ure
Mary Ure
Oonagh Longman 
John Clements
John Clements
Major Hall 
Wendy Craig
Wendy Craig
Annabella 
Geoffrey Keen
Geoffrey Keen
Calder 
Norman Bird
Norman Bird
Aubrey