people stuck in the woods watched through window by monsters

Unable to process the death of his daughter, Detective Boyd embarks on a hunt for a serial killer who murders according to a brutal tribal ritual: Muti. The only person who can help Boyd is Professor Mackles, an anthropologist who hides an unspeakable secret. The line between sanity and madness thins as Boyd goes deeper into the killer’s world.

A group of college friends reunite for a trip to the forest, but encounter a menacing presence in the woods that's stalking them.

Jen and a group of friends set out to hike the Appalachian Trail. Despite warnings to stick to the trail, the hikers stray off course—and cross into land inhabited by The Foundation, a hidden community of mountain dwellers who use deadly means to protect their way of life.

Chris crashes into a carload of other young people, and the group of stranded motorists is soon lost in the woods of West Virginia, where they're hunted by three cannibalistic mountain men who are grossly disfigured by generations of inbreeding.

Distraught, confused, and half-wild with fear, Sarah Carter emerges alone from the Appalachian cave system where she encountered unspeakable terrors. Unable to plausibly explain to the authorities what happened - or why she's covered in her friends' blood - Sarah is forced back to the subterranean depths to help locate her five missing companions.

After a tragic accident, six friends reunite for a caving expedition. Their adventure soon goes horribly wrong when a collapse traps them deep underground and they find themselves pursued by bloodthirsty creatures. As their friendships deteriorate, they find themselves in a desperate struggle to survive the creatures and each other.

Secure within a desolate home as an unnatural threat terrorizes the world, a man has established a tenuous domestic order with his wife and son, but this will soon be put to test when a desperate young family arrives seeking refuge.

A group of friends head to a deserted Caribbean island for a surprise overnight bachelor party only to discover that the island isn't deserted. It's actually the home to a secret medical facility. Not only that, there's something wrong with the water surrounding the island...

While staying at a remote cabin for a week-long vacation, a group of five college friends succumb to an infectious, flesh-eating disease.

A micro-budget movie crew treks into the wilderness to shoot horror scenes for their unsellable indie-drama. They soon find themselves in the midst of their own real horror movie, as they are hunted by a large group of creatures.