
In 1964, a brash, new pro boxer, fresh from his Olympic gold medal victory, explodes onto the scene: Cassius Clay. Bold and outspoken, he cuts an entirely new image for African Americans in sport with his proud public self-confidence and his unapologetic belief that he is the greatest boxer of all time. Yet at the top of his game, both Ali's personal and professional lives face the ultimate test.

as Muhammad Ali / Cassius Clay

as Drew 'Bundini' Brown

as Howard Cosell

as Malcolm X

as Angelo Dundee

as Howard Bingham

as Don King

as Sonji Roi

as Belinda Ali

as Veronica Porche

as Chauncey Eskridge

as Dr. Ferdie Pacheco

as Bradley

as Herbert Muhammad

as Cassius Clay, Sr.

as Luis Sarria

as Martin Luther King, Jr.

as Elijah Muhammad

as Robert Lipsyte

as Joe Smiley

as Odessa

as Sam Cooke

as Woman Singer

as Joseph Mobutu

as Sonny Liston

as 'Smokin' Joe Frazier

as Ernie Terrell

as George Foreman

as Floyd Paterson

as Jerry Quarry

as Jimmy Ellis

as Ken Norton

as Rudy Clay / Rahaman Ali

as Betty Shabazz

as Marlin Thomas

as Malcolm X's Daughter

as Malcolm X's Daughter

as Young Cassius Clay

as The Doctor

as Jimmy Cannon

as Madison Square Garden Announcer

as Gordon Davidson

as Lieutenant Jerome Claridge

as Induction FBI Man

as Judge Ingraham

as Bundini's Landlady

as Bob Arum

as Boxing Commissioner

as Malcolm's Bodyguard

as Thomas 15X Johnson

as Room Service Guy

as Death Newsman

as Family Photo Man

as Asian Cosmetologist

as Assistant Director

as Customer

as Referee Arthur Mercante

as Frazier Fight II Announcer

as Flight Attendant

as Hampton House Announcer

as Miami Weigh-In Reporter

as Miami Weigh-In Reporter

as Announcer

as Referee

as Willie Reddick

as Jersey Joe Walcott, Referee

as Prosecutor

as Man on Train

as Boxing Commission Reporter

as Reporter

as Reporter

as Madison Square Garden Reporter

as Madison Square Garden Reporter

as New York Reporter

as New York Reporter

as New York Reporter

as Harlem Neighbor

as Harlem Neighbor

as Harlem Neighbor

as Harlem Reporter

as Louisville Sponsoring Group

as Lana Shabazz

as Miami Cop

as Dressing Room Weigh-In Guy

as Dick Sadler

as ORTF Interviewer

as Kinshasa Reporter

as Rose Jennings

as Pointer Sister

as Pointer Sister

as Pointer Sister

as Mobutu Aide / Military Aide

as Lieutenant Nsakala

as Zack Clayton

as Larry Holmes

as The Pilot

as London Banker

as CIA Man

as Black Pilot

as Black Pilot

as Reporter in Zaire

as Reporter in Zaire

as Reporter in Zaire

as Reporter in Zaire

as Reporter in Zaire

as Reporter in Zaire

as Bula

as Archie Moore

as Doc Broadus

as Blonde French Reporter

as Chinese Delegate

as Hunter Thompson

as Foreman Fight Announcer

as Idi Amin

as Don King's Aide

as Additional Aide to Mobutu

as Additional Aide to Mobutu

as Additional Aide to Mobutu

as Sparring Partner in Africa

as Dancer (uncredited)

as Cameraman