Beyond the Door III. Vinegar Syndrome would later release the film on Blu-ray and features the original U.S. poster artwork and all high-definition releases contain the title card Beyond the Door III. References Works cited 1974 films 1974 horror films American pregnancy films American supernatural horror films Italian supernatural horror films English-language Italian films Fictional depictions of the Antichrist Films about spirit possession Films involved in plagiarism controversies Films scored by Franco Micalizzi Films set in San Francisco Films shot in San Francisco Films shot in Rome 1970s pregnancy films Italian pregnancy films 1974 directorial debut films 1970s American films 1970s Italian films