The Devil Bat

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

A French detective in London reconstructs the life of a man lying in hospital with severe injuries with the help of journals and a psychiatrist. He realises that the man had powerful telekinetic abilities.

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 crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a vampire, conducts blood deficiency research on the inmates of a prison hospital for the criminally insane to sustain his return to life.

Dr. Frankenstein and his monster both turn out to be alive after being attacked by an angry mob. The now-chastened scientist attempts to escape his past, but a former mentor forces him to assist with the creation of a new creature.