An astronaut returns to Earth as the no-pulse host of an alien monster's embryos; he is discovered by a loony farmer who find ways to feed his new critter.
Industrialist François Delambre is called late at night by his sister-in-law, Helene, who tells him that she has just killed her husband. Reluctant at first, she eventually explains to the police that he invented a matter transportation apparatus and, while experimenting on himself, a fly entered the chamber.
When an abused wife grows to giant size because of an alien encounter and an aborted murder attempt, she goes after her cheating husband with revenge on her mind.
After Jonathan Harker attacks Dracula at his castle, the vampire travels to a nearby city, where he preys on the family of Harker's fiancée. The only one who may be able to protect them is Dr. van Helsing, Harker's friend and fellow-student of vampires, who is determined to destroy Dracula, whatever the cost.
When men on a photo safari stumble into a misanthropic doctor’s remote camp with a wounded comrade, the doctor's restless wife supplements her usual pursuit (voodoo, especially as a way to off her husband) with a new one: seduction. As men lose their hearts (sometimes literally) to the alluring voodoo priestess, she embarks on a killing spree that turns the jungle blood red.
A test pilot is missing and a search party is sent out in the jungles of Mexico; however, while searching they uncover a monster in the jungle who became this way due to a dose of radioactivity.
When the first manned flight to Venus returns to Earth, the rocket crash-lands in the Mediterranean near a small Italian fishing village. The locals manage to save one of the astronauts Colonel Calder, the mission commander. A young boy also recovers what turns out to be a specimen of an alien creature. Growing at a fantastic rate, it manages to escape and eventually threatens the city of Rome.
Baron Victor Frankenstein has discovered life's secret and unleashed a blood-curdling chain of events resulting from his creation: a cursed creature with a horrid face — and a tendency to kill.
A giant prehistoric praying mantis, recently freed from the Arctic ice, voraciously preys on American military at the DEW Line and works its way south.
In California, an old man grieves the loss of his wife, and dies the day after she is buried. However, the space soldier Eros and his mate Tanna use an electric device to resurrect them both, alongside the strong Inspector Clay, who was murdered by the alien-controlled dead couple. When the populations of Hollywood and Washington DC see flying saucers on the sky, a colonel, a police lieutenant, a commercial pilot, his wife and a policeman try to stop the aliens.
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 party of archaeologists discovers the remnants of a five millennia-old mutant Sumerian civilization living beneath a glacier atop a mountain in Mesopatamia.
Rock and Dr. Andrea travel up the Amazon to find out why the plantation workers have left their work in panic, allegedly because of attacks from Curucu, a monster who is said to live up the river where no white man has ever been before...