Cast & crew
Muhammad Ali, the Greatest (1974)
Directed by William Klein
Cast
| Muhammad Ali | Self |
| Malcolm X | Self (archive footage) |
| Sonny Liston | Self |
| George Foreman | Self |
| John Lennon | Self |
| Paul McCartney | Self |
| Mobutu Sese Seko | Self |
| George Harrison | Self |
| Ringo Starr | Self |
Crew
| William Klein | Director |
| William Klein | Director of Photography |
| Étienne Becker | Director of Photography |
| Francine Grubert | Editor |
| Eva Zora | Editor |