Friday is Halloween, and if you don't have kids to take trick-or-treating or a party to attend, it's the perfect excuse to marathon some horror movies. Amazon Prime Video has a particularly great selection of films on its platform to get you in the perfect spooky spirit. Whether it's found footage thrillers, demons, subterranean beasts or haunted houses, there's something for all horror fans on the platform. Watch With Us wants to highlight a handful of actually scary horror films for Halloween viewing. Our picks include the cave-diving chiller The Descent and the '90s classic Candyman.