Cinebiografia do campeão Muhammad Alim, condiserado um dos maiores pugilistas de todos os tempos.
Muhammad Ali
Cassius Clay / Muhammad Ali
Ernest Borgnine
Angelo Dundee
John Marley
Dr. Ferdie Pacheco
Lloyd Haynes
Herbert Muhammad
Malachi Throne
Payton Jory
Lucille Benson
Mrs. Fairlie
Teddy Wilson
Joe The Gardener
Annazette Chase
Belinda Ali
Mira Waters
Ruby Sanderson
Chip McAllister
Cassius Clay aged 18
Drew Bundini Brown
Himself
Robert Duvall
Bill McDonald
David Huddleston
Cruikshank
Ben Johnson
Hollis
