Blackmailing a young couple to assist with his horrific experiments the Baron, desperate for vital medical data, abducts a man from an insane asylum....

Baron Victor Frankenstein has discovered life's secret and unleashed a blood-curdling chain of events resulting from his creation: a cursed creature...

A wisecracking New York reporter intrudes on a research scientist's quest to unmask The Moon Killer.

Four explorers are summoned to Peru by the brilliant physicist Dr Thorkel. They discover a rich source of radium and a half-mad Thorkel who shrinks...

Brilliant but arrogant scientist Victor Frankenstein builds a man from spare body parts, only for the monster to come alive and wreak havoc.

Dr. Frankenstein's Granddaughter Maria, and her brother assistant Rudolph, moved to the old west because the lightning storms there are more frequent...

Mad Dr Frankenstein recruits an evil dwarf, a Neanderthal man, and others to help him put a brain in the body of a brute.

Dracula kills another innocent victim and Dr. Seward decides it's time to wipe him off the face of the earth. Armed with a hammer and a wooden stake,...

Dr. Frankenstein and her assistant, Dr. Yanco, are going to bring one of their experiments to life in Santo Vs. Frankenstein's Daughter. She intends...

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

Innocent women are being kidnapped and used as guinea pigs for a brain transplant experiment. The diabolical Dr. Frankenstein continues his quest to...

A mad scientist creates a monster called "Mosaico," who breaks out of the laboratory to hunt down and kill beautiful women.

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

A rogue scientist near a small desert town arouses the suspicion of the town's doctor when his lab assistant is found dead from a case of acromegaly,...

In a massive, mysterious chamber, fifty strangers awaken to find themselves trapped with no memory of how they got there. Organized in an...

Baron Victor Frankenstein has discovered life's secret and unleashed a blood-curdling chain of events resulting from his creation: a cursed creature...

In 19th century England, a noted brain surgeon rescues a former student from being hanged on a false conviction for murder, and spirits him away to...

An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated,...

After experimenting on himself and becoming invisible, scientist Jack Griffin, now aggressive due to the drug's effects, seeks a way to reverse the...

When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, they plan to capture it for later...

After recovering from injuries sustained in the mob attack upon himself and his creation, Dr. Henry Frankenstein falls under control of his former...

A prehistoric monster called Gigantis emerges alongside another creature named Angurus.

A widowed field mouse must move her family -- including an ailing son -- to escape a farmer's plow. Aided by a crow and a pack of superintelligent,...

The owner of a coal mining operation, falsely imprisoned for fratricide, takes a drug to make him invisible, despite its side effect: gradual madness.