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
Zero Days
Bobby Robson: More Than a Manager
Shadow Master
Rampage: Capital Punishment
Night Will Fall
Sniper: Legacy
Never Back Down: Revolt
Hollow Point
Death Wish 3
Replicant
White Elephant
The Substitute 2: School's Out
No Retreat, No Surrender 2: Raging Thunder
The Corrupted
Street
Brake
Tony Hawk: Until the Wheels Fall Off
Ninja: Shadow of a Tear
