Don't doze off while watching the trailer for Shudder's supernatural horror film Parasomnia.

      Shudder has released a trailer for the supernatural horror film Parasomnia, which is the feature debut of Gotham Award winner James Ross II (Don’t Blink). The cast includes Jasmine Mathews, RJ Brown, Sally Stewart, Stephen Barrington, Danny Brown, and Simon Longnight; you can watch it below…

      Parasomnia centers on Riley, a young woman plagued by night terrors and a history of unresolved trauma. When her best friend mysteriously disappears, she starts to fear that the demonic presence haunting her dreams has entered the real world. Parasomnia will be available on Shudder starting September 4, 2026.

      About Gary Collinson: Gary Collinson is the Founder and Editor-in-Chief of Flickering Myth. He is a writer and producer specializing in film, television, and digital content, with works including the gothic horror feature The Baby in the Basket, the suspense thriller Death Among the Pines, and the horror franchise reboot Robert Returns. He is also the author of Holy Franchise, Batman! Bringing the Caped Crusader to the Screen.