Underwater Horror

A team of navy personnel stationed at a temporary base at the bottom of the ocean and tasked with setting up nuclear missiles discovers a huge underwater cavern which houses a giant prehistoric creature.

A strange prehistoric beast lurks in the depths of the Amazonian jungle. A group of scientists try to capture the animal and bring it back to civilization for study.

In Bermuda, two amateur treasure-hunting divers have a run-in with local criminals when they inadvertently discover the secret cargo of a World War II shipwreck.

Police chief Brody must protect the citizens of Amity after a second monstrous shark begins terrorizing the waters.

Local legend tells of a ship lured on to the rocks of Antonio Bay being enveloped by a supernatural cloud as it sank; the myth says that when this mysterious fog returns, the victims will rise up from the depths seeking vengeance

A pet baby alligator is flushed down a toilet and survives in the city sewers. Twelve years later, it grows to an enormous size thanks to a diet of discarded laboratory dogs injected with growth hormones. Now, humans have entered the menu.

A giant thirty-five-foot shark becomes trapped in a SeaWorld theme park and it's up to the sons of police chief Brody to rescue everyone.

Three macabre tales from the latest issue of a boy's favorite comic book, dealing with a vengeful wooden Native American, a monstrous blob in a lake, and an undying hitchhiker.

Chief Brody's widow believes that her family is deliberately being targeted by another shark in search of revenge.

Perched on the hull of a wrecked Soviet freighter, a team of deep-sea miners led by head oceanographer Steven Beck comes face to face with a mutant creature that's the product of a failed genetic experiment.

A civilian diving team is enlisted to search for a lost nuclear submarine and faces danger while encountering an alien aquatic species.

Siren II, a submarine under the command of Capt. Phillips, ventures into the deep on a mission to recover the missing Siren I. Their quest is hindered when the submarine becomes entangled in a patch of toxic seaweed.

A mere 200 yards from shore, surfer Nancy is attacked by a great white shark, with her short journey to safety becoming the ultimate contest of wills.

Two sisters vacationing in Mexico are trapped in a shark cage at the bottom of the ocean. With less than an hour of oxygen left and great white sharks circling nearby, they must fight to survive.

A group of scientists exploring the Marianas Trench encounter the largest marine predator that has ever existed - the Megalodon.

A "National Geographic" film crew is taken hostage by an insane hunter, who forces them along on his quest to capture the world's largest - and deadliest - snake.

A group of heavily armed hijackers board a luxury ocean liner in the South Pacific Ocean to loot it, only to do battle with a series of large-sized, tentacled, man-eating sea creatures who had already invaded the ship.

A spaceship is discovered under three hundred years' worth of coral growth at the bottom of the ocean.

In a once serene African fishing village, a marine biologist goes in search of some answers when his friend becomes a victim in one of a series of brutal shark attacks.

Four people attempt to stop a gigantic crocodile, who is terrorizing residents in Black Lake, Maine.

An unusually intense storm pattern catches some commercial fishermen unaware and puts them in mortal danger.

In Ireland, two carnies abduct a mermaid and decide to take her to America. In their sea route, the seductive and mysterious creature reveals an uncontrollable darker side.

A boating accident runs a young man and woman ashore in a decrepit Spanish fishing town which they discover is in the grips of an ancient sea god and its monstrous half human offspring.

A mother going through a divorce moves into a run down apartment with her daughter. A persistent leak from above, visions of a missing girl, and other eerie phenomena become increasingly menacing as clues to a past tragedy come to light.

The crew of a U.S. Navy submarine in World War II rescues survivors from a sunken ship, only to face a series of mysterious deaths and supernatural occurrences.