A coastal town is plagued by a supernatural man-eating shark. A ghost hunter joins forces with a sea captain to uncover the secrets of the area's dark past and find a way to exorcise the spectral predator.
When Seth Brundle makes a huge scientific and technological breakthrough in teleportation, he decides to test it on himself. Unbeknownst to him, a common housefly manages to get inside the device and the two become one.
Japan is thrown into a panic after several ships are sunk near Odo Island. An expedition to the island led by Dr. Yemani soon discover something far more devastating than imagined in the form of a 50 meter tall monster whom the natives call Gojira. Now the monster begins a rampage that threatens to destroy not only Japan, but the rest of the world as well.
Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives.
When a man is eaten alive by an unknown creature, the local Game Warden teams up with a paleontologist from New York to find the beast. Add to the mix an eccentric philanthropist with a penchant for "Crocs", and here we go! This quiet, remote lake is suddenly the focus of an intense search for a crocodile with a taste for live animals...and people!
A game warden moves his family to Lake Placid, once the site of deadly crocodile attacks. Locals assure him the crocs are gone, but his mischievous young son finds a few baby crocs and begins feeding them. They quickly grow into very big adults and start attacking the game warden's family and nearby town.
Industrialist François Delambre is called late at night by his sister-in-law, Helene Delambre, who tells him that she has just killed her husband, André. Reluctant at first, she eventually explains to the police that André invented a matter transportation apparatus and, while experimenting on himself, a fly entered the chamber during the matter transference.
A disease carried by common cockroaches is killing Manhattan children. In an effort to stop the epidemic an entomologist, Susan Tyler, creates a mutant breed of insect that secretes a fluid to kill the roaches. This mutant breed was engineered to die after one generation, but three years later Susan finds out that the species has survived and evolved into a large, gruesome monster that can mimic human form.
A baby alligator is flushed down a toilet and survives by eating discarded lab animals that have been injected with growth hormones. The now gigantic animal escapes the city sewers and goes on a rampage, pursued by a cop and a big-game hunter.
As a result of nuclear testing, gigantic, ferocious mutant ants appear in the American desert southwest, and a father-daughter team of entomologists join forces with the state police officer who first discovers their existence, an FBI agent and, eventually, the US Army to eradicate the menace, before it spreads across the continent — and the world.
Martin Brundle, born of the human/fly, is adopted by his father's place of employment (Bartok Inc.) while the employees simply wait for his mutant chromosomes to come out of their dormant state.
The U.S. Navy's special group "Blue Water" builds a half-shark, half-octopus for combat. But the sharktopus escapes and terrorizes the beaches of Puerto Vallarta.