A man seeks refuge from his dysfunctional family by retreating into an alternative personality and trying to form a relationship with a female student - but eventually resorts to murder. Thriller, starring Hayley Mills, Hywel Bennett, Billie Whitelaw, Frank Finlay and Thorley Walters.

Martin Durnley is a young man with an infantilizing mother, resentful stepfather and an institutionalized brother with Down's syndrome. To cope, he retreats into an alternate child personality he calls Georgie. After being caught during a theft attempt at a department store, he befriends a female customer who is sympathetic to him, but his friendship soon turns into obsession.