Sea Monster Movies

Navy Commander Alan Roberts is assigned to lead an expedition to Little America in Antarctica to investigate reports of a mysterious warm water...

A group of Viking women build a ship and set off across the sea to locate their missing menfolk, only to fall into the clutches of the barbarian...

A mysterious hypnotist reverts his beautiful assistant back into the form of a prehistoric sea monster that she was in a past life.

Little coastal town is being terrorized by deadly Barracudas.

With their father killed by a swarm of vampiric sea creatures, Bering Sea adventurers, Joe and Donna, team up with a marine biologist and her devoted...

A top secret drilling platform in the Gulf of Mexico raises a dormant alien creature from the depths. Once loose, the creature goes on a murderous...

Scientists pursuing the mysteries of the deep are threatened by a beautiful girl who seems to have returned from the dead and by a prehistoric sea...

A marine biologist and a government agent investigate mysterious deaths and rumors of a sea monster in a secluded ocean cove, and find themselves...

A serpent, created by radioactivity, threatens a Spanish coastal town.

A biological experiment in Florida goes awry. The result: 8-foot long land crabs which roar loudly and kill everything in sight.

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...

Lord Doom, evil master of Proyas, the Dark Planet, sends Kraa the Sea Monster to Earth as part of his plan to dominate the galaxy. To keep the...

Radioactive waste dumped off the coastline creates mutant monsters. The beasts attack slumber parties, beaches, tourists, and terrorize a waterfront...

A Marine Biologist is assigned to investigate the mysterious deaths of some marine life in an inland salt water lake that has been attributed to a...

The Ten Brothers return as the Lake Devil is plagued by a monster fish. To settle the old score, Marshal asks Shrimpy and his ten sons to exterminate...

A strange black spot approaches the coast, bringing death and destruction to a fishing village. In a desperate flight to escape the chaos, lonely...

Seattle's Loch Ness: The Lake Washington Sea Monster For hundreds of years the Wonkatilla tribe of the Northwestern United States has worshipped a...

Three gorgeous but deadly hired killers, Beretta, Blondie and Snowball, hole up in a small beachside community to keep a low profile. But this town...

Teens on a camping trip find the old road to a boat ramp has been mysteriously removed. They trek through the woods until they find where the road...