One-Eyed Jacks is a 1961 American Western film directed by and starring Marlon Brando, his only directorial credit. Brando portrays the lead character Rio, and Karl Malden plays his partner, "Dad" Longworth. The supporting cast features Pina Pellicer, Katy Jurado, Ben Johnson and Slim Pickens. In 2018, the film was selected for preservation in the United States National Film Registry by the Library of Congress.

Marlon Brando Jr. was an American actor and activist. Widely considered one of the greatest and most influential actors of all time, he received numerous accolades throughout his career, which spanned six decades, including two Academy Awards, two Golden Globe Awards, one Cannes Film Festival Award, and three British Academy Film Awards. Brando is credited with being one of the first actors to bring the Stanislavski system of acting and method acting to mainstream audiences.