Originally released as a motion picture in 1954. Based on Frederick Knott's play. Special features: making of documentary entitled Hitchcock and Dial M, featurette entitled 3D: a brief history, and theatrical trailer. MPAA rating: PG. Board of Film Censors, Singapore: PG. Director of photography, Robert Burks ; editor, Rudi Fehr ; music, Dimitri Tiomkin. Ray Milland, Grace Kelly, Robert Cummings, John Williams, Anthony Dawson. English or French language soundtracks; optional English, French or Spanish subtitles.