The World's Greatest Athlete is a 1973 American feature film released by the Walt Disney Company. It starred John Amos, Roscoe Lee Browne, Tim Conway, Dayle Haddon, and Jan-Michael Vincent . It is one of the few wide-release Hollywood sports films to look at the world of track and field, as the "World's Greatest Athlete," Nanu, played by Vincent, tries to make history by winning every event at the NCAA Track & Field Championship.