Dr. Eric Vornoff, with the help of his mute assistant Lobo, captures twelve men for a grisly experiment; His goal to turn them into supermen using atomic energy. Reporter Janet Lawton, fiancée of the local lieutenant, vows to investigate Vornoff's supposedly haunted house.
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.
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.
When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, they plan to capture it for later study. But the Creature has plans of his own, and has set his sights on the lead scientist's beautiful fiancée, Kay.
A scientist develops a formula which will cause animals to regress to the form of their primitive ancestors, and tries it on himself with disastrous results.
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, after examining the object up close, he announces that it is a spacecraft, and that it is inhabited...
A New York sculptor who opens a wax museum to showcase the likenesses of famous historical figures runs into trouble with his business partner, who demands that the exhibits become more extreme in order to increase profits.
A traveler arrives at the Usher mansion to visit his old friend, Roderick Usher. Upon arriving, however, he discovers that Roderick and his sister, Madeline, have been afflicted with a mysterious malady: Roderick's senses have become painfully acute, while Madeline has become nearly catatonic. That evening, Roderick tells his guest of an old Usher family curse: any time there has been more than one Usher child, all of the siblings have gone insane and died horrible deaths. As the days wear on, the effects of the curse reach their terrifying climax.
The Wind in the Willows: Concise version of Kenneth Grahame's story of the same name. J. Thaddeus Toad, owner of Toad Hall, is prone to fads, such as the newfangled motor car. This desire for the very latest lands him in much trouble with the wrong crowd, and it is up to his friends, Mole, Rat and Badger to save him from himself. - The Legend of Sleepy Hollow: Retelling of Washington Irving's story set in a tiny New England town. Ichabod Crane, the new schoolmaster, falls for the town beauty, Katrina Van Tassel, and the town Bully Brom Bones decides that he is a little too successful and needs "convincing" that Katrina is not for him.
Jewel thieves become interested in an invisibility formula invented by Professor Nakazato and want to use his invention to acquire a diamond necklace called the "Tears of Amour."
During the War, a British agent travels to the remote Glennye Castle in the wilds of Scotland to investigate a mysterious murder by a masked phantom. Who or what is the phantom? And how are the Germans involved?
Locals in an Italian village believe evil has taken over the estate of a recently deceased pianist where murder has taken place. The alleged killer: the pianist's severed hand.