PersonGeorge DiCenzo12 credits in the catalogue: acting.On the wikisFuturepedia · Wiki GrayskullActingAcross 110th Street1972PatrolmanHelter Skelter1976Vincent BugliosiClose Encounters of the Third Kind1977Major BenchleyThe Ninth Configuration1980Capt. FairbanksBlackstar1981John BlackstarHe-Man and the Masters of the Universe1983GarthBack to the Future1985Sam BainesShe-Ra: Princess of Power1985HordakShe-Ra: Princess of Power1985BowHe-Man and She-Ra: A Christmas Special1985Hordak / Bow (voice)The New Adventures of Pippi Longstocking1988Mr. Dan BlackheartThe Exorcist III1990Stedman