I Thank a Fool is a 1962 British Metrocolor crime film made by Eaton (De Grunwald Productions) and Metro-Goldwyn-Mayer in CinemaScope. It was directed by Robert Stevens and produced by Anatole de Grunwald from a screenplay by Karl Tunberg based on the 1958 novel of the same title by Audrey Erskine Lindop. The music score was by Ron Goodwin and the cinematography by Harry Waxman.