The Sinister Doctor Orloff

A mad scientist uses captured criminals as experiments for his study on "the criminal mind" aboard his private ship.

After a doctor kills his mistress and himself while researching the mysterious previous owner of his Boston home, his colleague, Dr. Norman Boyle, takes over his studies and moves his family into the Boston mansion. Soon after, Boyle's young son Bob becomes plagued by visions of a young girl, who warns him of the danger within the house.

Former Countess Clair and Professor Gruber conduct occult research in castle basement of Count Victor, re-animating people to kill for them.

A hunchback working in a morgue falls in love with a sick woman. He goes berserk when she dies and seeks help from a scientist to bring her back from the dead.

A scientist develops a formula which will cause animals to regress to the form of their primitive ancestors, and tries it on himself with disastrous results.

The discovery of a perfectly preserved caveman prompts a mad scientist to attempt a daring brain transplant.

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.

Doctor Zorba and his followers plan to bring Dracula back to life using electronic means, using blood from victims. Batman saves Marita Banzon and defeats Dracula's creators.

A story about a scientist who is obsessed with communicating with the dead.

A renegade federal agent uses a new drug to create an army of unbeatable warriors.

Dr. Laurence, a once-respectable scientist, begins to research the origin of the mind and the soul. The science community rejects him, and he risks losing everything for which he has worked. He begins to use his discoveries to save his research and further his own causes, thereby becoming ... a mad scientist, almost unstoppable.

In foggy London Dr Jekyll experiments on newly deceased women determined to discover an elixir for immortal life. Success enables his spectacular transformation into the beautiful but psychotic Sister Hyde who stalks the dark alleys of Whitechapel for young, innocent, female victims, ensuring continuation of the bloodstained research. With each transformation Sister Hyde becomes the more dominant personality, determined to eventually suppress the frail, ineffectual Dr Jekyll forever.