A lone fisherman on his daily run finds himself lost in a thick fog which proves impossible to navigate. The worst is yet to come when his encounter with a seemingly abandoned sailboat becomes a fight for survival against an enemy unknown.
Characters from different backgrounds are thrown together when the plane they're travelling on crashes into the Pacific Ocean. A nightmare fight for survival ensues with the air supply running out and dangers creeping in from all sides.
Three friends from California are filming an audition tape for an extreme reality game show. They document their journey to Australia where they will be doing their most dangerous activity.... Shark Cage Diving. A catastrophic turn of events leaves them in baited water full of Great White Sharks, turning their recording into a blood chilling diary of survival... and death.
A spacecraft is discovered on the floor of the Pacific Ocean, presumed to be at least 300 years old and of alien origin. A crack team of scientists and experts is assembled and taken to the Habitat, a state-of-the-art underwater living environment, to investigate.
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 mining base must fight to survive against a genetic mutation that hunts them down one by one.
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.
A romantic getaway for two troubled college sweethearts turns into a struggle for survival when unexpected guests – and the surrounding environment – exhibit signs of a mysterious infection.
This third film in the series follows a group of marine biologists attempting to capture a young great white shark that has wandered into Florida's Sea World Park. However, later it is discovered that the shark's 35-foot mother is also a guest at Sea World. What follows is the shark wreaking havoc on the visitors in the park.
When Ann, husband George, and son Georgie arrive at their holiday home they are visited by a pair of polite and seemingly pleasant young men. Armed with deceptively sweet smiles and some golf clubs, they proceed to terrorize and torture the tight-knit clan, giving them until the next day to survive.