After a group of biologists discovers a huge network of unexplored caves in Romania and, believing it to be an undisturbed eco-system that has produced a new sp

A civilian oil rig crew is recruited to conduct a search and rescue effort when a nuclear submarine mysteriously sinks. One diver soon finds himself on a specta

Four teenage girls go on a diving adventure to explore a submerged Mayan city. Once inside, their rush of excitement turns into a jolt of terror as they discove

A marine biologist is doing research on a fish farm when she encounters several strange occurrences. Along with the brutal deaths of two teenagers, all signs po

A group of old college friends reunite on a Caribbean scuba diving trip exploring the wreckage of a WWII battleship and find themselves trapped inside the under

Master diver Frank McGuire has explored the South Pacific's Esa-ala Caves for months. But when his exit is cut off in a flash flood, Frank's team—including 17-

Underwater deep-sea miners encounter a Soviet wreck and bring back a dangerous cargo to their base on the ocean floor with horrifying results. The crew of the m

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 t

Flight 23 has crashed in the Bermuda Triangle after a hijacking gone wrong. Now the surviving passengers must brave panic, slow leaks, oxygen depletion, and mor

Tropical island underwater scuba diving swimming murder thriller, in which divers and thieves search for a sunken treasure. Adventure Crime Drama

Diver Antoni Barnat is falsely accused of causing an accident underwater that almost led to his fellow diver's death. Interestingly enough, they are both in lov

Billy, a single mother of two, is led into a macabre underworld while her teenage son, Bones, discovers a secret road leading to an underwater town. Both Billy