Muhammad Ali's life story up to the late 1970s, which includes his Olympic boxing triumphs as Cassius Clay, his conversion to Islam, his refusal of the Army draft and the legal battle after being stripped of his World Title.
as Cassius Clay / Muhammad Ali
as Angelo Dundee
as Dr. Ferdie Pacheco
as Herbert Muhammad
as Mrs. Fairlie
as Bess
as Payton Jory
as Joe The Gardener
as Belinda Ali
as Ruby Sanderson
as Cassius Clay aged 18
as Himself
as Bill McDonald
as Cruikshank
as Hollis
as Malcolm X
as Velvet Green
as Sonny Liston
as Draft Lawyer
as Commission Doctor
as Cassius Clay Sr.
as Odessa Clay
as Rahman Ali
as Howard Bingham
as Colonel
as Rahaman
as W. Youngblood Muhammad
as Ronnie
as Carrara
as Major
as Lloyd Wells
as Mr.Curtis
as Captain
as Bossman Jones
as Pat Patterson
as Lawyer
as Mr. Harry
as Gene Kilroy
as Hooker
as Sponsor's Wife
as Sponsor's Wife
as Commentator
as Grocer
as Suzie Gomez
as Harold Conrad
as Doctor
as Reporter
as TV Reporter (uncredited)