PersonWilliam Sylvester8 credits in the catalogue: acting.ActingGorgo1961Sam SladeYou Only Live Twice1967Pentagon Official (uncredited)2001: A Space Odyssey1968Dr. Heywood FloydThe Lawyer1970Paul HarrisonDon't Be Afraid of the Dark1973Tom HendersonBusting1974Mr. WeldmanThe Hindenburg1975Luftwaffe ColonelHeaven Can Wait1978Nuclear Reporter