A writer of murder mysteries finds himself caught up in a string of murders in London.

A group of drag-racing fanatics, members of a Los Angeles club, move into an old deserted mansion and set up shop, making it their headquarters. They hold a Halloween masked ball for the club's grand opening, and invite everyone to come dressed as their favorite monster! Oddly enough, the festivities turn sour when one of the bright youths discovers an impostor among them in the form of an honest-to-gosh live monster who's been hogging all the dances with the best-looking girls

The first pilot to leave Earth's atmosphere lands, then vanishes; but something with a craving for blood prowls the countryside...

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 full caring for the infirm. When one of the patients dies unexpectedly, Dan notices two puncture wounds on her neck. His investigation leads him to the strange gunslinger Drake Robey, who always seems to be slower on the draw than his opponents, but who—despite being outdrawn, and even shot—always manages to survive these deadly encounters. Dan soon discovers that Drake also has an aversion to crucifixes, sleeps in coffins, and cannot tolerate sunlight...

Academic researchers are chased by a nuclear-hot specimen of ancient Mayan blob.

A gold thief and his gang use a skier's lodge and meet a monster covered with cobwebs.

A backwoods game warden and a local doctor discover that giant leeches are responsible for disappearances and deaths in a local swamp, but the local police don't believe them.

Nerdy Walter Paisley, a maladroit busboy at a beatnik café who doesn't fit in with the cool scene around him, attempts to woo his beautiful co-worker, Carla, by making a bust of her. When his klutziness results in the death of his landlady's cat, he panics and hides its body under a layer of plaster. But when Carla and her friends enthuse over the resulting artwork, Walter decides to create some bigger and more elaborate pieces using the same artistic process.

Two brothers, scientists Scott and Tony Nelson, develop an amplifier which enables a person to enter a 4th dimensional state, allowing him to pass through any object. Scott experiments on himself and discovers that each time he passes through something he ages rapidly. He begins killing people, sucking out their life energies and regaining his youth as a result.

A mad scientist captures women and feeds them to a flesh-eating tree, which in turn gives him a serum that helps bring the dead back to life.

An "unknown force" declares war against planet Earth when the United Nations disobeys warnings to cease and desist in its attempts at assembling the first satellite in the atmosphere.

Glenn Manning, "The Amazing Colossal Man," believed dead after falling from the Hoover Dam, reemerges in rural Mexico, brain damaged, disfigured, and very angry.

A 400 year old disembodied head hypnotizes a female psychic, who recovered it using a dowsing rod, to search for the rest of its body.

Near a small English village, a scientific team is conducting experiments with magnetic fields, the results of which may have military applications but the intensification of which seem to be connected to UFO reports, a series of murders, an enormous insect egg, and a strange visitor with exceptional scientific knowledge.

A convicted murderer uses an ancient curse to take his revenge on those responsible for sending him to prison.

Newlyweds Eric and Jenni Whitlock retire to his desolate mansion, where Eric's first wife Marianne died from a mysterious freak accident. Jenni, who has a history of mental illness, begins to see strange things including a mysterious skull, which may or may not be a product of her imagination.

A mad doctor builds a robot in order to steal a valuable Aztec treasure from a tomb guarded by a centuries old living mummy.

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

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.

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

After exposure to radiation, an atomic research scientist finds himself changing into a murderous, lizard-like creature every time he is exposed to sunlight.

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.

A United Nations investigator crosses paths with a pair of psychic sisters on his way to Trollenberg observatory in the Swiss Alps, which has been plagued by a series of mountaineer disappearances that may be related to a radioactive cloud at the mountain's south face.

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