Mister Roberts is a 1955 American Warnercolor in CinemaScope comedy-drama film directed by John Ford and Mervyn LeRoy starring an all-star cast including Henry Fonda as Mister Roberts, James Cagney as Captain Morton, William Powell as Doc, and Jack Lemmon as Ensign Pulver. Based on the 1946 novel and 1948 Broadway play, the film was nominated for three Academy Awards, including Best Picture and Best Sound, Recording, with Jack Lemmon winning the award for Best Supporting Actor.