Fred Williamson net worth: Fred Williamson is an American actor and retired NFL player who has a net worth of $15 million. Fred Williamson was born on March 5, 1938 in Gary, Indiana. He played college football for Northwestern University before making it to the pros with the Pittsburgh Steelers. While playing in his first season, an opposing coach started referring to Fred as "The Hammer", and the nickname stuck. Fred Williamson played in the NFL from 1960 – 1967 for the Steelers, the Raiders and the Kansas City Chiefs. After retiring from football, Williamson became an actor. From 1970 to the present, Williamson has appeared in dozens of films including M*A*S*H, Black Cobra, Starsky & Hutch and From Dusk Till Dawn. In addition to acting, Fred has stepped behind the camera to direct and produce more than 20 movies through his production company Po'Boy Productions.