From far away past

A bunch of young people are invited to a Caribbean cruise on a gangster's yacht, to distract the attention of the authorities. Unfortunately, a mutant cat which escaped from a test laboratory also gets on board, and kills most of the passengers.

An alien pod crash lands in the swamps, after which the local mosquitoes begin feeding on the alien corpses. This causes the mosquitoes to grow to massive sizes and develop an unquenchable hunger for blood. A mass swarm of these mutant insects attacks a Michigan national park in a brutal onslaught that kills the entire tourist population. The few unrelated survivors - two lovers, a meteorologist, a punk rock musician, and a gang of dangerous bank robbers on the run from police - must settle their differences and band together before nightfall, when the nocturnal mosquito swarm will return for more blood.

A Savage beast, grown to monstrous size and driven mad by toxic wastes that are poisoning the waters, spreads terror and death on a Maine countryside.

Ramon the alligator is flushed down the toilet as a baby and grows into a gargantuan monster by eating the corpses of laboratory animals who have undergone dubious hormone experiments, thus providing all the ecological and social subtext that one could possibly wish for, even if one doesn't normally go for films about giant alligators eating people left, right, and center--which is the inevitable and tragic result of Ramon's decision that the outside world looks rather more interesting than the sewers....

A rich actress who has gotten too old for leading roles employs a scientist who is working on a formula for eternal youth. The formula involves withdrawing certain fluids from the human brain. She takes the serum, but its unforseen side effects turn her into a murderous monster.

A pregnant woman reluctantly goes to an illegal abortion clinic, which also doubles as a brothel, only to have her aborted mutated fetus attack everyone at the clinic.

On planet Xarbia, an experimental life form, Subject 20, has been created by an elite group of researchers in hopes of preventing a galactic food crisis. However, when Subject 20 becomes deadly, the best troubleshooter in the Galaxy is called in to investigate.

Horrifying shocker as a biological experiment goes haywire when meat-eating mutant roaches invade an island community, terrorizing a peaceful New England fishing village and hideously butchering its citizens.

Toxic waste dumping in a small Idaho town turns a young boy into horrible mutant monster. The town's police chief and a government scientist team up to stop the monster, which is quickly killing off the town's citizenry.

The Davies expect a baby, which turns out to be a monster with a nasty habit of killing when it's scared. And it's easily scared.

Investigating the mysterious deaths of a number of farm animals, vet Rack Hansen discovers that his town lies in the path of hoards of migrating tarantulas. Before he can take action, the streets are overrun by killer spiders, trapping a small group of towns folk in a remote hotel.

A rash of bizarre murders in New York City seems to point to a group of grotesquely deformed vagrants living in the sewers. A courageous policeman, a photo journalist and his girlfriend, and a nutty bum, who seems to know a lot about the creatures, band together to try and determine what the creatures are and how to stop them.

Meg Penny is a cheerleader out on her first date with one of the football players, Paul Taylor. It doesn't go very well. Before they get where they're going, an old vagrant runs out in front of Paul's car, screaming in terror. The old man is closely followed by Brian Flagg, the local teen rebel, complete with long hair, black leather jacket, motorcycle and tough-guy attitude. Paul blames Brian for chasing the old man, but after the threesome takes him to the doctor's office, it becomes clear the vagrant had more to worry about than some young tough. He was screaming because of the acid-like substance on his hand - a substance that spreads over his body and eventually consumes him. Soon, the growing red blob, which sprouts tentacles to attack its victims, becomes a menace to the small town of Arbeville, Colorado. The military soon arrives in Hazmat suits, led by the wide-eyed Dr. Christopher Meddows. They're from the government, they say, and they want to help; but Brian's distrust for authority figures proves justified when he learns of their true motives.

Two campers in the New Jersey woods have their outdoor fun interrupted by the arrival of a meteorite crashing nearby. They go to investigate the crater, but are suddenly attacked and devoured by alien parasites who have hitched a ride to Earth. After finishing off the campers, the hungry space monsters head for a nearby town, where they make their domain in the basement of an old house soon begin polishing off one hapless inhabitant after another. Four young teenagers, plus one pre-teen boy, try to find a way to stop the angry space monsters before they reproduce and literally eat humanity.

After an epic beach party in celebration of their college graduation, a large group of hung-over twenty-somethings wake up in a secluded private beach. But, under the bright light of an otherwise ordinary Spring-break morning, the unsuspecting teens realise that, somehow, the sand under their feet is alive, ready to devour those who touch it. Now, as the death toll keeps rising, an unseen carnivorous entity is waiting patiently for their slightest wrong move. Is there an escape from the killer beach?

A virus from outer space transforms a bio-researcher into a blood thirsty monster. Chief researcher Dr. Vialini doesn't want the cops and public to know about this secret experiment. But he becomes lunch very soon. Its first victim is the lab's security guard. Suddenly, the guard's daughters get worried about him and go to the lab to retrieve their father. However, they have no clue what they're in store for. (UPDATED BY RYTHEBAYLORBEARSFAN89).

An epidemic of mutant monster babies sweeps America.

An earthquake releases a strain of mutant cockroaches with the ability to start fires, which proceed to cause destructive chaos in a small town. The studies carried out by scientist James Parmiter, however, reveal an intent with much more far-reaching consequences.