The movie set in the fictional town of Oakmoor Crossing, just before and during Halloween, is "Trick 'r Treat" (2007). This horror anthology film, written and directed by Michael Dougherty, intertwines four different Halloween-themed stories that take place in the same town. The movie follows various characters, including a school principal, a young couple, a group of kids, and a mysterious trick-or-treater, as their paths cross on Halloween night. "Trick 'r Treat" captures the spirit of the holiday and weaves together tales of horror, suspense, and dark humor, all set in the atmospheric town of Oakmoor Crossing.