The World's Greatest Athlete is a 1973 American sports comedy film directed by Robert Scheerer and starring John Amos, Roscoe Lee Browne, Tim Conway, Dayle Haddon, and Jan-Michael Vincent. Released by Walt Disney Productions, it is one of the few wide-release Hollywood sports films to look at the world of track and field. In the film, two coaches make use of a jungle boy and have him make history by winning every event at the NCAA Track & Field Championship. The screenplay was by Dee Caruso and Gerald Gardner who also did a novelisation of the film. This film was also one of Billy De Wolfe's final roles before he died the following year.

John Allen Amos Jr. is an American actor. He is best known for his role as the adult Kunta Kinte in the landmark miniseries Roots and for portraying James Evans Sr. on the CBS television series Good Times. Amos' other television work includes The Mary Tyler Moore Show, a recurring role as Admiral Percy Fitzwallace on The West Wing, and the role of Washington, DC Mayor Ethan Baker in the series The District. Amos has appeared on Broadway and in numerous films in his five-decade career.