Teenagers from a small town and their high school science teacher join forces to battle a giant mutant spider, living in a cave nearby and getting hungry.

A huge, alien structure resembling an inverted cone, appears in the woods outside a small rural town. Sent from Washington to investigate the origin of the mysterious object, a team of investigators discovers that intelligent parasites from inside the "cone" can attach themselves to humans' nervous systems and control their minds, taking control of the authorities and workers, making communication with the outside world impossible, and leaving the responsibility of stopping the invasion up to seven peopl

A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant.

A newlywed is terrified when her husband brings her to live in the old house that figures in her recurring nightmare.

In 1973, the first manned expedition to Mars is marooned; by the time a rescue mission arrives, there is only one survivor: the leader, Col.

The baron's grandson rents the family castle to a TV crew to fund his atomic revival of the family monster.

Industrialist François Delambre is called late at night by his sister-in-law, Helene Delambre, who tells him that she has just killed her husband, André. Reluctant at first, she eventually explains to the police that André invented a matter transportation apparatus and, while experimenting on himself, a fly entered the chamber during the matter transference.

An American investigator for the U.N., a German scientist and a British reporter join forces to investigate a series of disappearances and mutilation-deaths confined to a Swiss Alp and involving a thick, mobile cloud, a telepathic girl, an animate dead man, and tentacled, cyclopean beings from another planet.

An American airbase in Canada provokes resentment from the nearby residents after fallout from nuclear experiments at the base are blamed for a recent spate of disappearances.

When master monster make-up man Pete Dumond is fired by the new bosses of American International studios, he uses his creations to exact revenge.

A brilliant surgeon encases his dead son's brain in a large robot body, with unintended results...

Nuclear tests create a radioactive man who can turn people into slime.

Rescued from the guillotine by his devoted dwarf Fritz, the Baron relocates to Carlsbruck, where he continues his gruesome experiments.

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.

After a vampire leaves his native Balkans, he murders a Czech artist, assumes his identity, and moves in with the dead man's American cousins.

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

Professor Frankenstein creates a teenager from an accident victim, who gets angry when he learns he is going to be taken apart.

American professor John Holden arrives in London for a conference on parapsychology only to discover that the colleague he was supposed to meet was killed in a freak accident the day before.

Volcanic activity frees giant scorpions from the earth who wreak havoc in the rural countryside and eventually threaten Mexico City.

A pretty young Mexican girl returns to her hometown to make funeral arrangements for her beloved aunt, who has just died.