The Last Rebel (screenplay - as Lorenzo Sabatini) / (story - as Lorenzo Sabatini) 1970 Scacco alla mafia (as Marian Doebbeling) 1968 Beyond the Law (screenplay - as Warren D. Kiefer) / (story - as Warren D. Kiefer) 1964 The Castle of the Living Dead (screenplay) / (story) Hide HideDirector (4 credits) 1970 Scacco alla mafia 1969 Juliette de Sade 1968 Next of Kin 1964 The Castle of the Living Dead Hide HideCamera and Electrical Department (1 credit) 1970 Scacco alla mafia (camera operator - as Lorenzo Sabatini) Hide HideProducer (1 credit) 1970 Scacco alla mafia (producer)