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.
After a group of biologists discovers a huge network of unexplored caves in Romania and, believing it to be an undisturbed eco-system that has produced a new species, they hire the best American team of underwater cave explorers in the world. While exploring deeper into the underwater caves, a rockslide blocks their exit, and they soon discover a larger carnivorous creature has added them to its food chain.
An adventure-loving couple convince their friends to explore a remote, uncharted cave system in the forests of Northern Australia. With a tropical storm approaching, they abseil into the mouth of the cave, but when the caves start to flood, tensions rise as oxygen levels fall and the friends find themselves trapped. Unknown to them, the storm has also brought in a pack of dangerous and hungry crocodiles.
Retired cop James Lasombra is asked by a friend to investigate the disappearance of her daughter, who seemingly packed in the night and left an ominous message on the bathroom mirror - "The Empty Man Made Me Do It." As he investigates this mysterious figure further, James begins to see and hear strange things, and is forced to come to terms with his past and what it means for his future.
A woman brings her family back to her childhood home, which used to be an orphanage, intent on reopening it. Before long, her son starts to communicate with a new invisible friend.
A troubled teenage girl who’s struggling to cope with the accidental death of her father suspects that the mysterious killer stalking her hometown is not only her neighbour but her mother’s new romantic interest.
When a frightening wave of violence sweeps through New York City, troubled cop Sarchie fails to find a rational explanation for the bizarre crimes. However, his eyes are opened to a frightening alternate reality when renegade Jesuit priest Mendoza convinces him that demonic possession may be to blame for the gruesome murders. Together, they wage a valiant supernatural struggle to rid the city of an otherworldly evil.
A man imprisons his estranged junkie friend in an isolated cabin in the boonies of San Diego to force him through a week of sobriety, but the events of that week are being mysteriously manipulated.
Upon receiving reports of missing persons at Fort Spencer, a remote Army outpost on the Western frontier, Capt. John Boyd investigates. After arriving at his new post, Boyd and his regiment aid a wounded frontiersman who recounts a horrifying tale of a wagon train murdered by its supposed guide -- a vicious U.S. Army colonel gone rogue. Fearing the worst, the regiment heads out into the wilderness to verify the gruesome claims.
Three boys and two girls go backpacking from the city to a paradisiacal island. There they rent motorcycles, travel around the prettiest and most remote spots, camp out in the woods, on a coastal cliff, get drunk and swim in the sea. The following day they enter a deep, maze-like cave to explore it and get lost inside.
A man wakes up deep inside a cave. Suffering amnesia, he has no recollection of how he came to be here or of what happened to the man whose body he finds beside him. Tailed by a mysterious creature, he must continue through this strange and fantastic world. Enclosed, Tolbiac has no other option to reach the surface than to use REZO ZERO, secret observing cells in this cemetery-like abandoned mine.
Based on real events. In a densely forested area north of St. Petersburg people have been going missing for three decades. The few corpses ever found were naked. On October 14, 2017 a team of volunteers went out into the woods in search of a missing teenager. Soon, all communication with them was lost. Locals believe they were taken by the same dark spirit that took the others. They call it the Limping Widow.
In a Asian desert, a team of explorers learn of a newly discovered cave system and set out to explore it. However as soon as they begin the descent, it becomes clear that this was a secret that should have remained below the surface.
In Red Canyon, Regina and Devon return to their family home in the badlands of Utah to face the memory of a brutal attack - and put it behind them. But in coming home they awaken a killing rage in a town where everyone has ties that bind.
Under the border leading into Mexico, within a labyrinth of caves, a deadly presence haunts all who enter. For four friends on an expedition, the caverns become an underground graveyard as the tortured ghosts prey upon them, one by one.
Roberto, a drummer in a rock band, keeps receiving weird phone calls and being followed by a mysterious man. One night he manages to catch up with his persecutor and tries to get him to talk but in the ensuing struggle he accidentally stabs him. He runs away, but he understands his troubles have just begun when the following day he receives an envelope with photos of him killing the man. Someone is killing all his friends and trying to frame him for the murders.
Four teenagers at a British private school secretly uncover and explore the depths of a sealed underground hole created decades ago as a possible bomb shelter.
Immediately after their miscarriage, the US diplomat Robert Thorn adopts the newborn Damien without the knowledge of his wife. Yet what he doesn’t know is that their new son is the son of the devil.
A vengeful spirit has taken the form of the Tooth Fairy to exact vengeance on the town that lynched her 150 years earlier. Her only opposition is the only child, now grown up, who has survived her before.
Haunted by memories of a patient's death, a nurse takes a job at an antiquated hospital for children. Soon she learns that the kids fear a ghost that prowls the floors and will not allow anyone to leave. Amy tries to protect them and convince the other staffers of the evil that lurks there.
A deranged female serial killer stalks seven young people whom phone a radio call-in show to discuss their darkest fears and a night-long game of cat-and-mouse is put into motion by the darkly sinister-looking murderess.
A schoolteacher with a phobia of hospitals finds herself searching for her boyfriend inside one while teaming up with a man suffering the same ordeal that she's in.
In the dark silence of the sea during World War II, the submarine USS Tiger Shark prowls on what should be a routine rescue mission. But for the shell-shocked crew, trapped together in the sub's narrow corridors and constricted spaces, this is about to become a journey into the sensory delusions, mental deceptions and runaway fears that lurk just below the surface of the ocean.
A college freshman involved in a fatal car crash discovers she may not have survived after all when she becomes caught between the worlds of the living and the dead.