A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.

In a tributary of the Amazon, a monster – half-man, half-fish – is captured and placed in a reservoir in a Florida national park to be observed by scientists.

A social misfit, Willard is made fun of by his co-workers, and squeezed out of the company started by his deceased father by his boss. His only friends are a couple of rats he raised at home, Ben and Socrates. However, when one of them is killed at work, he goes on a rampage using his rats to attack those who have been tormenting him.

An unsuspecting university professor is an unwitting accomplice in a foiled Chinese cocaine deal. Wrongly imprisoned, he escapes to take his revenge and prove his innocence.

Paris, 1482. Today is the festival of the fools, taking place like each year in the square outside Cathedral Notre Dame. Among jugglers and other entertainers, Esmeralda, a sensuous gypsy, performs a bewitching dance in front of delighted spectators. From up in a tower of the cathedral, Frollo, an alchemist, gazes at her lustfully. Later in the night, Frollo orders Quasimodo, the deformed bell ringer and his faithful servant, to kidnap Esmeralda. But when the ugly freak comes close to her is touched by the young woman's beauty...

Frankenstein's unscrupulous colleague, Dr. Bohmer, plans to transplant Ygor's brain so he can rule the world using the monster's body, but the plan goes sour when he turns malevolent and goes on a rampage.

A wisecracking New York reporter intrudes on a research scientist's quest to unmask The Moon Killer.

Rocks from a meteor which grow when in contact with water threaten a sleepy Southwestern desert community.

A young woman is terrorized by her fiance's demented mother who blames her for her son's death.

A college paleontology professor acquires a newly discovered specimen of a coelecanth, but while examining it, he is accidentally exposed to its blood, and finds himself periodically turning into a murderous Neanderthal man.

In 19th century London, a sex maniac sneaks into the engagement party of Dr. Henry Jekyll and Miss Fanny Osbourne, turning the event into a nightmarish whirlpool of murder and debauchery

The first manned flight to Mars returns after having been out of communications since it had arrived on Mars. What would it reveal?

During the troubled shooting of several movies, David, the prop man's assistant, meets an aspiring actress who tries to find work in the studio. Things get messy when the stagehands decide to go on strike.

Grave robbers open the grave of the wolf man and awaken him. He doesn't like the idea of being immortal and killing people when the moon is full so tries to find Dr. Frankenstein, in the hopes that the doctor can cure him. Dr. Frankenstein has died; however, his monster is found.

The controlled explosion of an atomic bomb in the Arctic Circle awakens a frozen dinosaur that will wreak havoc in New York City.

Masaki, a baseball player and gas-station attendant, gets into trouble with the local Yakuza and goes to Okinawa to get a gun to defend himself. There he meets Uehara, a tough gangster, who is in serious debt to the yakuza and planning revenge.

Arizona ants mock the food chain on their way to a desert lab to get two scientists and a woman.

Construction worker Doug Kinney finds that the pressures of his working life, combined with his duties to his wife Laura and daughter Jennifer leaves him with little time for himself. However, he is approached by geneticist Dr. Owen Leeds, who offers Doug a rather unusual solution to his problems: cloning.

A giant alligator goes head to head with a giant Anaconda. The town sheriff must find a way to destroy the two monsters before they kill the whole town.