Becket is a 1964 British historical drama film about the historic, tumultuous relationship between Henry II of England and his friend-turned-bishop Thomas Becket. It is a dramatic film adaptation of the 1959 play Becket or the Honour of God by Jean Anouilh made by Hal Wallis Productions and released by Paramount Pictures. It was directed by Peter Glenville and produced by Hal B. Wallis with Joseph H. Hazen as executive producer. The screenplay was written by Edward Anhalt based on Anouilh's play. The music score was by Laurence Rosenthal, the cinematography by Geoffrey Unsworth and the editing by Anne V. Coates.

Harold Brent Wallis was an American film producer. He is best known for producing Casablanca (1942), The Adventures of Robin Hood (1938), and True Grit (1969), along with many other major films for Warner Bros. featuring such film stars as Humphrey Bogart, John Wayne, Bette Davis, and Errol Flynn. As a producer, he received 19 nominations for the Academy Award for Best Picture.