A dangerous combination of radiation and insecticide causes the unfortunate Scott Carey to shrink, slowly but surely, until he is only a few inches tall. His home becomes a wilderness where he must survive everything from spiders living in the cellar to his beloved cat.
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.
When the body of a man is found completely destroyed in the swamps in Louisiana, the medical investigator Sam Rivers is assigned to investigate the murder. He travels with the biologist Mary Callahan to the location where the victim lived in a floating house and he meets his family and friends. They find that Chinese snake-heads genetically engineered that belong to a wealthy hunter are attacking and killing the locals. While the group fights to survive, the hunter Jeff arrives with his team to hunt the predators.
Investigating the mysterious deaths of a number of farm animals, vet Rack Hansen discovers that his town lies in the path of hordes of migrating tarantulas. Before he can take action, the streets are overrun by killer spiders, trapping a small group of townsfolk in a remote hotel.
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 friendly St. Bernard named "Cujo" contracts rabies and conducts a reign of terror on a small American town.
A former child star torments her paraplegic sister in their decaying Hollywood mansion.
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.
On the eve of her 17th birthday, Mari and friend Phyllis set off from her family home to attend a rock concert in the city. Attempting to score some drugs on the way, the pair run afoul of a group of vicious crooks, headed up by the sadistic Krug.
A mercenary-for-hire accepts a mission from a billionaire to capture a dangerous snake that could possibly help cure a terminal illness.
A brother and sister move into an old seaside house that has been abandoned for many years on the Cornwellian coast. They soon discover that it is haunted by the ghost of the mother of their neighbor's granddaughter, with whom the brother has fallen in love.
A mutated rat has been let loose in a city.
Jason Crockett is an aging, grumpy, physically disabled millionaire who invites his family to his island estate for his birthday celebration. Pickett Smith is a free-lance photographer who is doing a pollution layout for an ecology magazine. Jason Crockett hates nature, poisoning anything that crawls on his property. On the night of his birthday the frogs and other members of nature begin to pay Crockett back.
A giant grizzly bear stalks 8 troubled young adults and a park ranger in a forest reserve called Grizzly Park after making the demise of an escaped serial killer.
John Reilly discovers that his family's newly inherited castle in Italy is haunted by a relentless bloodthirsty creature.
A 'National Geographic' film crew is taken hostage by an insane hunter, who takes them along on his quest to capture the world's largest — and deadliest — snake.
Arthur and his two children inherit his uncle's estate: a glass house that serves as a prison to twelve ghosts. When the family, accompanied by a nanny and an attorney, enter the house they find themselves trapped inside an evil machine 'designed by the Devil and powered by the dead' to open the Eye of Hell. Aided by a ghost hunter and his rival, a ghost rights activist out to set the ghosts free, the group must do what they can to get out of the house alive.
Frank and Katrin return to Frankfurt to stop the scientist responsible for unleashing the plague of genetically mutated vermin upon the city.
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.
Chaos is unleashed when animals from New York's Central Park Zoo escape during a violent storm, posing a new and unpredictable danger to survivors.