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.
David, a college student, is looking for a job. He is hired by Dr. Stoner as a lab assistant for his research and experiments on snakes. David also begins to fall for Stoner's young daughter, Kristina. However, the good doctor has secretly brewed up a serum that can transform any man into a King Cobra snake-and he plans to use it on David.
The day the world ended, they thought the fight was over. They were wrong.
A mad scientist's DNA experiment on the bones of a mysterious jungle creature brings the carnivorous beast to life, and only his former assistant Ash Mattley and CIA operative Claire Sommers can stop it.
A trio of masked Mexican wrestlers take on a mad scientist, killer dwarfs, and a horde of re-animated mummies in Guanajuato.
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.
El Santo, the masked Mexican wrestler, investigates a series of kidnappings. He discovers that the mysterious Doctor Caroll is using the victims as part of his experiments to develop an army of monsters. Naturally, El Santo is able to overcome them all - with wrestling!
An evil scientist implants the brain of a murdered high school student into an animatronic Tyrannosaurus, who later wreaks vengeance on the bullies who killed him, and is reunited with his sweetheart.
In his hidden laboratory deep in Russia, Dr. Karl Zimmer has invented the Mandroid, a humanoid robot which follows the motions of a man in a special control suit. He has offered the invention to the USA, who have sent Smith and Wait from the CIA for inspection. However Zimmer's partner Drago has different plans, wants to sell Mandroid to the military. The night he tries to steal Mandroid, he becomes exposed to the highly toxic Superconn. But he can flee and won't give up on Mandroid, even though he's terribly disfigured.
Investigating a series of kidnappings leads a police inspector to confront a scientist trying to gain immortality.
A mad scientist turns himself into a half-man, half-bird monster to avenge the death of his ancestor.
Slip, Sach and the rest of the Bowery Boys enter a haunted house, where they engage in slapstick with a gorilla, a robot and a vampire
A mad scientist creates a monster, but after its head is cut off, he keeps it alive in a serum he has invented.
Twisted tale about a crazy, preaching redneck named Jake who kidnaps people off the highway and performs sick medical experiments on them. He then proceeds to sell their organs on the black market to Mr. Stone. Everything is fine until he kidnaps the handicapped April and finds that she is harder to control than the others.
Returning from the planet Venus, an errant NASA spacecraft crashes into the ocean, spilling its radioactive cargo. Enveloped by a radioactive mass, a rabid weasel is transformed into a gigantic killer mutant. Prowling the countryside, the huge weasel kills and devours victims. The creature is captured by a disturbed scientist who plans to use its regenerative blood to amass an army of similar monsters, enabling him to conquer the Earth.
While searching for oil in the deadly swamplands of the Florida Everglades, members of a geological expedition meet an insane doctor who is working on an experiment to create a creature that is part man and part alligator.
The Bowery Boys--Slip, Sach, Bobby, Whitey & Chuck--start their own exterminating service, and get a job which takes them to a spooky old abandoned mansion in the middle of the night. Meeting up with pal Gabe and his new French bride, the boys are tormented by mad scientists who try to convince them the place is haunted and then kidnap Sach in order to place his brain inside a gorilla.
Brought back to life by his grandson, a diabolical scientist with an unquenchable thirst for blood goes on a rampage. A revision of the Mexican horror film LA MARCA DEL MUERTE, considerably edited and with 20 minutes of new American-made footage.
An outlaw biker finds himself addicted to a diabolical substance and hunted by a grenade-tossing femme fatale, bounty hunters, law enforcement, a rival motorcycle gang, mutations and a topless stripper hit squad.
A woman leads an expedition into a remote jungle to find her long-lost brother, but instead finds a mad scientist who has created a fungus monster that feeds on the local inhabitants.