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.

The first manned spacecraft, fired from an English launchpad, is first lost from radar, then roars back to Earth and crashes in a farmer’s field, and is found to contain…

A mysterious hypnotist is suspected by the police of being responsible for a wave of young, attractive women committing various forms of self-mutilation.

Kitty Carroll, an attractive store model, volunteers to become a test subject for a machine that will make her invisible so that she can use her invisibility to exact revenge…

After experimenting on himself and becoming invisible, scientist Jack Griffin, now aggressive due to the drug’s effects, seeks a way to reverse the experiment at any cost.

Connie Hayward mounts an expedition into the Himalayan Mountains looking for her brother, who has not returned from a previous trek trying to locate the Yeti, or “Abominable Snowman”. Arriving…

Deep in the jungles a mad scientist is using the natives’ voodoo for his experiments to create an indestructible being to serve his will. When a party of gold seekers…

Aliens, contacting scientist Adam Penner, inform him that they have been on the moon for twenty thousand years, undetected due to their invisibility, and have now decided to annihilate humanity…

It’s midnight in a graveyard. The principal characters are spooks, ghosts, bats, bells, and, at the end, the sun. As midnight strikes, 12 spooks appear, then two ghosts. They move…

Dr. Bonner plans to live forever through periodic gland transplants from younger, healthier human victims. Bonner looks about 40; he’s really 104 years old. But people are starting to get…

One of the sons of late Dr. Henry Frankenstein finds his father’s ghoulish creation in a coma and revives him, only to find out the monster is controlled by Ygor…

In the 15th century Richard Duke of Gloucester, aided by his club-footed executioner Mord, eliminates those ahead of him in succession to the throne, then occupied by his brother King…

The head of a major cosmetics company experiments on herself with a youth formula made from royal jelly extracted from wasps, but the formula’s side effects have deadly consequences.

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

A black cat is suspected of being possessed by the spirit of a elderly murdered woman.

The arrival in a small mountain town of a dissheveled stranger launches a series of murders committed by some sort of animal. As the town doctor and his daughter attempt…

A taxidermist decides to murder his wife after having to put up with her after twenty years of hellish marriage.

A child conceived by a mute servant girl transforms from an innocent youth to a killer beast at night with uncontrollable urges.

Author and amateur astronomer John Putnam and schoolteacher Ellen Fields witness an enormous meteorite come down near a small town in Arizona. Putnam becomes a local object of scorn when,…

A small town in Texas finds itself under attack from a hungry, fifty-foot-long gila monster. No longer content to forage in the desert, the giant lizard begins chomping on motorists…

A British estate agent travels to Transylvania to meet the mysterious Count Dracula, who is interested in leasing a London castle. After Dracula enslaves the agent and drives him to…

Dr. Frankenstein’s insane grandson attempts to create horrible monsters in modern day L.A.

A mysterious epidemic has struck an Old West frontier town and young girls are falling deathly ill. Doc Carter, his lovely daughter Dolores, and preacher Dan Young have their hands…

A mad scientist changes his simple-minded handyman into a werewolf in order to prove his supposedly crazy scientific theories – and exact revenge.