Mr. Smith Goes to Washington is a 1939 American political comedy-drama film, starring James Stewart and Jean Arthur, about one man's effect on American politics. It was directed by Frank Capra and written by Sidney Buchman, based on Lewis R. Foster's unpublished story. Mr. Smith Goes to Washington was controversial when it was released, but also successful at the box office, and made Stewart a major movie star. This film features a bevy of well-known supporting actors and actresses, among them Claude Rains, Edward Arnold, Guy Kibbee, Thomas Mitchell and Beulah Bondi.
Mr. Smith Goes to Washington was nominated for 11 Academy Awards, winning for Best Original Story. In 1989, the Library of Congress added the movie to the United States National Film Registry, for being "culturally, historically, or aesthetically significant".