The Greatest

This 1977 biographical sports film chronicles the life of boxer Muhammad Ali, from his Olympic gold medal as Cassius Clay to his regaining the heavyweight crown in a historic "Rumble in the Jungle" fight against George Foreman. The film uses archival footage of Ali's boxing matches and features many real-life figures, including managers, promoters, and celebrities. With Ali playing himself, the film offers an unvarnished look at the life of one of boxing's most iconic figures, culminating in a thrilling conclusion that cemented his status as a champion.