An offshore drilling accident releases a giant primordial shark. When the shark flies and walks on land threatening to turn a bikini contest into a bloodbath, marine biologist Kat Carmichael arrives to destroy the shark and save beach-goers. Her efforts are stymied by corporate bad guy Roger Wade and his flunky Stewart who are only interested in their own agenda of money, money, money. With time running out for beach loving humans, Carmichael recruits heroic skipper Chuck and fearless disc jockey Dynamite Stevens to help her blast the blood thirsty shark back to a watery grave.

Deep in the jungle of a remote island in the Pacific lives a new breed of mutant snake. Dr. Andrea Swanson and her research assistant Jake have been studying the species in a top secret military experiment to develop the ultimate anti-toxin. But when tensions rise with the Chinese military, Admiral Bradley Wallace quickly evacuates the island. The only way home is an old, decommissioned submarine on its final voyage to its new home in Taiwan. Wallace decides to put Lt. Commander James O'Neill at the helm, a hardened pro facing forced retirement... and he is less than pleased to be "babysitting" his two new guests. But they're not alone. Andrea was ordered to bring some of the experimental snakes back to the mainland - and worse, Jake has smuggled some of the deadlier mutated snakes on board, including a giant diamondback. When a Chinese vessel attacks the sub, the vicious...