Thundercrack!

This infamous underground cult item, courtesy of director Curt McDowell and co-scripter George Kuchar, begins as an "Old Dark House"-style thriller in which a storm strands various travelers in a rundown mansion. Before the night is over, the guests will find themselves in a series of twisted sexual encounters─straight, gay, and involving an amorous female gorilla─until the home's shocking secret is revealed. Marion Eaton, Mookie Blodgett, Melinda McDowell, and Kuchar star. WARNING: Contains explicit scenes; ADULTS ONLY. 160 min. Standard; Soundtrack: English Dolby Digital mono; Subtitles: English (SDH), French, Spanish, German; audio commentary.