As a serial rapist/strangler dubbed "the Necktie Killer" roams the streets of London, Dick Blaney (Jon Finch), an innocent man whose ex-wife was one of the victims, is accused of the crime and arrested. After escaping from prison, Blaney becomes determined to get revenge-unaware that the madman he seeks is a friend of his. Based on a novel by Arthur La Bern, Alfred Hitchcock's darkly funny and sexually charged shocker co-stars Barry Foster, Alec McCowen, and Billie Whitelaw. 116 min. Widescreen; Soundtracks: English, French; Subtitles: French; featurette; photo gallery; more. Two-disc set.