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

A group of heavily armed hijackers board a luxury ocean liner in the South Pacific Ocean to loot it,...

Jenn has washed ashore a small tropical island and it doesn’t take her long to realize she’s complet...

Underwater deep-sea miners encounter a Soviet wreck and bring back a dangerous cargo to their base o...

Present-day survivors of a sunken naval vessel capture a Russian sub, only to find themselves strand...

A young linguist named Milo Thatch joins an intrepid group of explorers to find the mysterious lost ...

When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, t...

An American scientist up to no good (as usual) by creating the half-pterodactyl, half-barracuda: Pte...

After their prison ship sinks in the Caribbean, a group of prisoners and a doctor wash ashore on a s...

Sci-Fi - Haunted by a terrifying incident in his past, billionaire Bill Hansen seeks revenge by enli...

In a tributary of the Amazon, a monster – half-man, half-fish – is captured and placed in a reservoi...

Scientists surgically transform the Creature into an air-breather, but being able to live on land is...

The controlled explosion of an atomic bomb in the Arctic Circle awakens a frozen dinosaur that will ...

When a daring mission leads a deep sea submarine team into a mysterious opening on the ocean floor, ...

Little coastal town is being terrorized by deadly Barracudas.

A marine biologist and a government agent investigate mysterious deaths and rumors of a sea monster ...

Searching for the lost world of Atlantis, Prof. Aitken, his son Charles and Greg Collinson are betra...

Julie, an American on vacation in Mexico, spots a giant, one-eyed amoeba rising from the ocean, but ...

A mysterious hypnotist reverts his beautiful assistant back into the form of a prehistoric sea monst...

Marine atomic tests cause changes in the ocean's ecosystem resulting in dangerous blobs of radiation...