An ex-vaudeville actor is working as the assistant to a doctor who has Frankenstein aspirations. The ex-vaudeville actor kills the doctor and decides to assume the identity of the dead physician.
A mad scientist, Dr. Aranya (Jackie Coogan), has created giant spiders in his Mexican lab in Zarpa Mesa to create a race of superwomen by injecting spiders with human pituitary growth hormones. Women develop miraculous regenerative powers, but men mutate into disfigured dwarves. Spiders grow to human size and intelligence.
Julian is perfectly happy in his relationship with the pretty blond Clare. That is, until he meets Anna, a dark-haired, bikini-clad beauty who he encounters while he is house-sitting. Passion reigns in their relationship, and soon Julian learns that Anna is more dangerous than he ever would have thought.
A young psychiatric nurse goes to work at a lonesome asylum following a murder. There, she experiences varying degrees of torment from the patients.
A scientist keeps his wife young by killing, stealing the bodies of, and taking the gland fluid from virgin brides.
Dr. John Garth conducting an innovative medical experiment aimed at prolonging life and combating aging. The experiment takes an unexpected turn, placing the doctor in a confrontation with the ethics of his work and the consequences of his research.
Dr. Leon Kravaal develops a potential cure for cancer, which involves freezing the patient. But an experiment goes awry when authorities believe Kravaal has killed a patient. Kravaal freezes the officials, along with himself. Years later, they are discovered and revived in hopes that Kravaal can indeed complete his cure. But human greed and weakness compound to disrupt the project.
Dr. Henryk Savaard is a scientist working on experiments to restore life to the dead. When he is unjustly hanged for murder, he is brought back to life by his trusted assistant. Re-animated he turns decidedly nasty and sets about murdering the jury that convicted him.
The discovery of a perfectly preserved caveman prompts a mad scientist to attempt a daring brain transplant.
A man and his wife claim the mansion of his warlock ancestor burned alive in 1765.
A story about a scientist who is obsessed with communicating with the dead.
Once again tampering with mother nature to disastrous results, Dr. Herbert West continues his research while serving time in a maximum security prison for his previous exploits. West's limited prison-cell experiments are suddenly interrupted by the arrival of a new prison doctor and the brother of the girl who suffered from West's experiments 13 years earlier.
The Resonator, a powerful machine that can control the sixth sense, has killed its creator and sent his associate into an insane asylum. When a psychiatrist becomes determined to continue the experiment, she unwittingly opens the door to a hostile parallel universe.
Dr. Orlof, a former prison doctor, abducts beautiful women from nightclubs to use their skin to repair his daughter's fire-scarred face. He is assisted by Morpho, a deformed monstrosity who delights in biting his victims. Orlof had better hurry, though -- a young police inspector and his ballerina girlfriend are onto his sadistic practices.
In an ancient castle, a mad scientist is trying to revive his dead daughter by an operation, but there are certain body parts he needs that he can't get. His problem is solved when a group of drunken party-goers stumble into his castle.
Ancient literature has referred to the sound of hell as "the wailing and gnashing of teeth." Many people believe that may be the explanation behind a paranormal phenomenon that has been heard around the world. Camille Williams (Suziey Block) believes this haunting sound is responsible for the disappearance of her parents when she was a young girl. Now a grown woman, Camille sets out with her friend James (Clinton Roper Elledge) to hopefully find some answers.
Secretly engineered and blasted into space by government scientists, a vile monster crash-lands back on Earth and begins killing everyone it encounters. As the death toll rises, veteran cop McLemore bravely steps forward to crush the scary creature.
A medical school dropout loses his fiancée in a tragic lawnmower incident and decides to bring her back to life. Unfortunately, he was only able to save her head, so he goes to the red light district in the city and lures prostitutes into a hotel room so he can collect body parts to reassemble her.
For devilishly mad 'astro-scientist' Dr. DeMarco, a typical day involves run-ins with reanimated corpses, bloodthirsty solar-powered killer robot zombies, Chinese communist spies, and vicious Mexican secret agents. But when a bloody trail of young female murder victims leads an intrepid CIA agent to his door, things get really interesting.
A strange animal attack turns a botanist into a bloodthirsty monster.