Muhammad Ali brings to life the iconic heavyweight boxing champion who became an inspiration to people everywhere.

Explore Ali’s challenges, confrontations, comebacks and triumphs through recordings of his own voice. The two-part documentary paints an intimate portrait of a man who was a beacon of hope for oppressed people around the world and, in his later years, was recognized as a global citizen and a symbol of humanity and understanding.

Muhammad Ali’s historic Supreme Court battle from behind closed doors. When Ali was drafted into the Vietnam War at the height of his boxing career, his claim to conscientious objector status led to a controversial legal battle that rattled the U.S. judicial system right up to the highest court in the land.

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.

Muhammad Ali was one of the best-known men of the 20th century, a three-time heavyweight boxing champion who captivated millions of fans throughout the world with his mesmerizing combination of speed, grace, and power in the ring, and charm and playful boasting outside of it. At the height of his fame, he took American life — the racial prejudices, the religious biases, the role of celebrities, the role of sports in society — and refashioned it in his own image.