The documentary story of Muhammad Ali (Cassius Clay)-- the heavyweight boxing champion whose style and courage captured the imagination of the world. Boxing Hall of Fame Las Vegas 1,763 views Born Cassius Clay in 1942, Alisoon rose to become a renowned athlete, an articulate author and a compelling political leader. With Richard Kiley, Muhammad Ali, Cus D'Amato, Floyd Patterson. Directed by Jim Jacobs. Muhammad Ali – AKA Cassius Clay While in Exile – Stars in “Buck White” on Broadway 1969 - Duration: 45 seconds. Filled with "plenty of meat in the visual material" (Newsweek), a.k.a. Audacious, ambitious and totally fearless, Ali became a symbol of pride, a legend of hope and one of the most extraordinary cultural icons of the 20th century.