With Fred Williamson as director and star of Mr. Mean, is there any question as to the identity of the title character? Williamson plays a former Cosa Nostra henchman who seeks greener pastures. Hiring himself out as a hit man, … Fred Williamson, Lou Castel, Raimund Harmstorf, Crippy Yocard, Antonio Maimone, Rita Silva, Pat Brocato Added on Amazon Prime 2021-10-10.