Universally accepted as a true icon of the 20th century, Muhammad Ali’s phenomenal achievements spanned sport, politics and religion. One man – photographer William Klein had comprehensive access to the events that shaped Ali’s legend. In 1964, the young gregarious Cassius Clay successfully defeated the seemingly invincible Heavyweight Champion of the World Sonny Liston – the manner of Clay’s victory and his amazing persona made him an instant superstar. Through this incredible period, and Clay’s subsequent rematches with Liston, William Klein enjoyed unrivalled access top Clay’s camp – witnessing at first hand Cassius Clay becoming Muhammad Ali and angering the American people with his allegiance to Islam. Forward to Zaire 1974, and the return of Muhammad Ali to the world stage to face another invincible champion George Foreman. As Ali reclaimed the crown for a second time, Klein was ever present, capturing the full story at close quarter.

The documentary story of Muhammad Ali (Cassius Clay)-- the heavyweight boxing champion whose style and courage captured the imagination of the world.

An American documentary film about the 1980 heavyweight title fight between the aging Muhammad Ali and his former sparring partner Larry Holmes for an unprecedented fourth title.

It's 1974. Muhammad Ali is 32 and thought by many to be past his prime. George Foreman is ten years younger and the heavyweight champion of the world. Promoter Don King wants to make a name for himself and offers both fighters five million dollars apiece to fight one another, and when they accept, King has only to come up with the money. He finds a willing backer in Mobutu Sese Suko, the dictator of Zaire, and the "Rumble in the Jungle" is set, including a musical festival featuring some of America's top black performers, like James Brown and B.B. King.

A biography of sports legend Muhammad Ali, focusing on his triumphs and controversies between 1964 and 1974.

Muhammad Ali plays himself in a reconstruction of the events that brought him to fame.

Ten of Muhammad Ali's former rivals pay tribute to the three-time world heavyweight champion.

"This is a kid who just said it. I'm the greatest - and he said it with poetry. And I don't mean just the poems that he wrote but with the poetic energy, the poetic spirit" - James Earl Jones. Through the eys of the world is a unique account of one of the great icons of the 20th century, told by family, friends and fans from all over the world.

Unprecedented access to Muhammad Ali's personal archive of "audio journals" as well as interviews and testimonials from his inner circle of family and friends are used to tell the legend's life story.

One of the most iconic figures in athletic history, Muhammad Ali's incredible story from world champion boxer to inspiring social activist is explored through his own voice and never-before-seen archival material.