The crew of an experimental underwater nuclear base are forced to struggle for their lives when their explorations disturb a creature who threatens to destroy their base.

Destination Inner Space (1966)
A futuristic underwater sea-lab is having problems with a UFO that's parked between them and a nearby deep ocean trench. As they investigate, they attract the unwanted attention of a dangerous creature who puts the scientists and crew in danger.

Humanoids from the Deep (1980)
After a new cannery introduces scientifically augmented salmon to a seaside town in the Pacific Northwest, a species of mysterious, mutated sea creatures begin killing the men and raping the women.

The Phantom from 10,000 Leagues (1955)
A marine biologist and a government agent investigate mysterious deaths and rumors of a sea monster in a secluded ocean cove, and find themselves involved with a marine biology professor conducting secretive experiments, international spies trying to steal his secrets, a radioactive light on the sea bottom, and the malevolent thing which guards it.

Juggernaut (1974)
A terrorist demands a huge ransom in exchange for information on how to disarm the seven bombs he has planted aboard a trans-Atlantic cruise ship. Inspired by real events.

Desperate Voyage (1980)
A modern-day pirate hijacks private yachts, steals the valuables on board, and sends the passengers to the bottom of the ocean. But his current captives have no intentions of being tossed into the briny.

Monster from the Ocean Floor (1954)
Julie, an American on vacation in Mexico, spots a giant, one-eyed amoeba rising from the ocean, but when she tries to tell the authorities, no one believes her. She finally teams up with a marine biologist in an attempt to destroy it.

Devil Fish (1984)
A marine biologist, a dolphin trainer, a research scientist, and a local sheriff try to hunt down a large sea monster, a shark/octopus hybrid, that is devouring swimmers and fishermen off a south Florida coast.

Raiders of Atlantis (1983)
A team of scientists working to raise a sunken Russian nuclear submarine on an ocean platform off the coast of Miami, Florida, unearth an ancient Atlantean relic from the sea floor and bring in an expert to make some sense of it. But while attempting to raise the sub, radioactive leakage from its missles triggers the re-emergence of Atlantis, and the resulting tidal wave destroys the platform and leaves only a small group of survivors. Rescued by two Vietnamvets-turned-heavies who are out relaxing after their latest job, their boat eventually runs aground on a Carribean island nearby where, upon going ashore, it is discovered that everything has been destroyed and everybody killed. The culprits, a vicious group of well-armed raiders, and their leader, Crystal Skull, are descendants of Atlantis' original race who set about reclaiming the world and adding the survivors to the list of victims as they struggle to stay alive and defeat the raiders and send Atlantis back to the ocean floor.

Beneath Loch Ness (2001)
A scientific expedition to Loch Ness runs into trouble when the group leader is killed in a mysterious diving accident. Soon after, when the unorthodox Professor Howell shows up to take over as leader of the group, more strange incidents and attacks start to occur. While Howell and TV producer Elizabeth Borden are busy investigating the source of the attacks, the body of an enormous sea creature washes up on the lake's shore.

Triangle (2009)
When Jess sets sail on a yacht with a group of friends, she cannot shake the feeling that there is something wrong.

Raging Sharks (2005)
An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard cruiser, and other ships in and around the Bermuda triangle are attacked as well. The US Navy sends a submarine to investigate, but soon they too are under attack.

Sea Beast (2008)
In the fishing village of Cedar Bay, terror lies within the water. And now it has surfaced in search of something more substantial to devour than marine life: human flesh. A captain and a sea biologist must wage a terrifying battle against the deadly creatures in order to save mankind from total extinction.

The Deep House (2021)
While diving in a remote French lake, a couple of YouTubers who specialise in underwater exploration videos discover a house submerged in the deep waters. What was initially a unique finding soon turns into a nightmare when they discover that the house was the scene of atrocious crimes. Trapped, with their oxygen reserves falling dangerously, they realise the worst is yet to come: they are not alone in the house.

It Came from Beneath the Sea (1955)
A giant octopus, whose feeding habits have been affected by radiation from H-Bomb tests, rises from the Mindanao Deep to terrorize the California Coast.

The Fog (1980)
Strange things begin to occur as a tiny California coastal town prepares to commemorate its centenary. Inanimate objects spring eerily to life; Rev. Malone stumbles upon a dark secret about the town's founding; radio announcer Stevie witnesses a mystical fire; and hitchhiker Elizabeth discovers the mutilated corpse of a fisherman. Then a mysterious iridescent fog descends upon the village, and more people start to die.

The Fog (2005)
Trapped within an eerie mist, the residents of Antonio Bay have become the unwitting victims of a horrifying vengeance. One hundred years earlier, a ship carrying lepers was purposely lured onto the rocky coastline and sank, drowning all aboard. Now they're back – long-dead mariners who've waited a century for their revenge.

Chinatown (1974)
Private eye Jake Gittes lives off of the murky moral climate of sunbaked, pre-World War II Southern California. Hired by a beautiful socialite to investigate her husband's extra-marital affair, Gittes is swept into a maelstrom of double dealings and deadly deceits, uncovering a web of personal and political scandals that come crashing together.