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.

Starring:

Anthony Singleton, Christopher Ellis, Dirk Bogarde, Edward Fox, Edward Palmer, Elizabeth Counsell, Geoffrey Keen, Georgina Moon, Grace Arnold, Harold Goldblatt, John Clements, Mary Ure, Michael Bryant, Norman Bird, Pauline Winter, Philip Ray, Robin Hawdon, Roger Delgado, Terence Alexander, Terence Edmond, Wendy Craig

Genre:

Drama, Thriller