TV I Am the Greatest: The Adventures of Muhammad Ali I Am the Greatest: The Adventures of Muhammad Ali 5.3/10 by 3 users I Am the Greatest: The Adventures of Muhammad Ali is an animated series featuring heavyweight boxing legend Muhammad Ali, who starred as his own voice. The short-lived series was broadcast Saturday mornings on NBC in the fall of 1977, but was cancelled by January 1978. Details Casts Posters Images Title I Am the Greatest: The Adventures of Muhammad Ali Alternative Titles First Air Date 1977-09-10 Last Air Date 1977-12-03 Number of Episodes 13 Number of Seasons 1 Genres Animation, Networks NBC, Casts Plot Keywords princess, based on novel or book, loss of loved one, mouse, ball, fairy, cartoon, prince, villain, musical, midnight, love, orphan, family, female villain, evil stepmother, stepsister, fairy godmother, cendrillon, whimsical,