Ten of Muhammad Ali's former rivals pay tribute to the three-time world heavyweight champion.
George Chuvalo
Self
Henry Cooper
George Foreman
Larry Holmes
Ron Lyle
Ken Norton
Leon Spinks
Earnie Shavers
Ernie Terrell
Muhammad Ali
Rahman Ali
Self (archive footage) (uncredited)
Joe Frazier
In the Blood
Rise of the Footsoldier
God Is a Bullet
Shadow Master
Night Will Fall
Rampage: Capital Punishment
Sniper: Legacy
War
Never Back Down: Revolt
H.H. Holmes: America's First Serial Killer
Hollow Point
Falcon Rising
The Swamp
Replicant
White Elephant
Matangi / Maya / M.I.A.
The Substitute 2: School's Out
The Kid Stays in the Picture
Tower Block
No Retreat, No Surrender 2: Raging Thunder
