John Amos

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.