Extremity (2018) is a Horror film that follows a young woman with a severely troubled past signs up for an extreme haunt called Perdition. She believes that putting herself through Perdition's nightmarish trials will help her exorcise her internal traumas, but has no way of knowing just how shocking her ordeal will be-or what dark secrets buried in her psyche will emerge. Currently, you can watch Extremity on Amazon Prime Video, AMC Plus Apple TV Channel , AMC+, Amazon Prime Video with Ads. Streaming availability may vary by country and platform over time. It has a user rating of 5.3 out of 10 from 82 votes. Fans of horror movies may also want to explore similar titles below.