Twisted Nerve

Twisted Nerve is a 1968 British psychological thriller horror film directed by Roy Boulting and starring Hywel Bennett, Hayley Mills, Billie Whitelaw and Frank Finlay. The film follows a disturbed young man, Martin, who pretends, under the name of Georgie, to be intellectually impaired in order to be near Susan, a girl with whom he has become infatuated. Martin kills those who get in his way.