I Thank a Fool is a 1962 British Metrocolor crime film directed by Robert Stevens and starring Susan Hayward and Peter Finch. It was made by Eaton and Metro-Goldwyn-Mayer in CinemaScope 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.

Susan Hayward was an American actress best known for her film portrayals of women that were based on true stories.