Theodore Rosevelt Wilson (December 10, 1943 – July 21, 1991) was an American stage, film, and television actor. He is best known for his recurring roles as Earl the Postman on the ABC sitcom That's My Mama, and Sweet Daddy Williams on the CBS sitcom Good Times and Phil Wheeler on the NBC sitcom Sanford Arms (1977). Throughout his television and film career, Wilson was credited interchangeably with either Theodore (36) or Teddy (50) as his given name. (Via Wikipedia)
