A caving expedition goes horribly wrong, as the explorers become trapped and ultimately pursued by a strange breed of predators.

The allure of easy money sends Mary Mason, a medical student, into the world of underground surgeries which ends up leaving more marks on her than her so-called "freakish" clients.

When Hamilton High's Prom Queen of 1957, Mary Lou Maloney is killed by her jilted boyfriend, she comes back for revenge 30 years later. Bill Nordham is now the principal of Hamilton High and his son is about to attend the prom with Vicki Carpenter. However, she is possessed by Mary Lou Maloney after opening a trunk in the school's basement. Now Bill must face the horror he left behind in 1957.

It's been eight years since the opening night tragedy of Hell House, LLC and still many unanswered questions remain. Thanks to an anonymous tip, investigative journalist Jessica Fox is convinced that key evidence is hidden inside the abandoned Abaddon Hotel-evidence that will shed light on the hotel's mysteries. She assembles a team equally hungry for answers with one goal: break into the hotel and discover the truth.

Darryl Revok is the most powerful of all the scanners, and is the head of the underground scanner movement for world domination. Scanners have great psychic power, strong enough to control minds; they can inflict enormous pain/damage on their victims. Doctor Paul Ruth finds a scanner that Revok hasn't, and converts him to their cause - to destroy the underground movement.

A teenage boy is haunted in his dreams by deceased child murderer Freddy Krueger, who is out to possess him in order to continue his reign of terror in the real world.

A delicious, mysterious goo that oozes from the earth is marketed as the newest dessert sensation, but the tasty treat rots more than teeth when zombie-like snackers who only want to consume more of the strange substance at any cost begin infesting the world.

Five years after an unexplained malfunction causes the death of 15 tour-goers and staff on the opening night of a Halloween haunted house tour, a documentary crew travels back to the scene of the tragedy to find out what really happened.

After an odd new medical student arrives on campus, a dedicated local and his girlfriend become involved in bizarre experiments centering around the re-animation of dead tissue.

A reporter moves into the Amityville house in defiance of the supernatural events connected to it, and finds everyone around him besieged by the evil manifestations which are connected to a demonic presence in the basement.