Get ready for a double dose of supernatural terror as Anchor Bay Home Entertainment brings home two bone-chilling masterpieces from directors Andrzej Zulawski and Mario Bava. Zulawski's Possession is presented in 1.66:1 anamorphic widescreen and features audio rendered in English Dolby Digital Mono. Bonus materials include an audio commentary track with director Zulawski and biographer Dan Bird, domestic and international trailers, and talent bios. Bava's Shock is presented in 1.85:1 anamorphic widescreen and features a variety of audio tracks rendered in English, French, and Italian Dolby Digital Mono. Bonus materials for Shock include an exclusive interview with assistant director Lamberto Bava, an international trailer (in Italian with English subtitles), U.S. Beyond the Door II television spots, and talent bios.