Dr. Paul Carruthers is frustrated because he thinks his employers, Mary Heath and Henry Morton, have cheated him out of the company's profits. He decides to get revenge by altering bats to grow twice their normal size and training them to attack when they smell a perfume of his own making. He mixes the perfume into a lotion, which he offers as a gift to Mary and Henry. When they turn up dead, a newspaper reporter decides to investigate.
Dr. Bernard Adrian is a kindly scientist who seeks to cure a young woman's polio. He needs human spinal fluid to complete the formula for his experimental serum. Meanwhile, a vicious circus ape has broken out of its cage, and is terrorizing the townspeople. Can there be a connection?
A young beauty queen travels to New York to further her modelling career, but contracts syphilis after being tricked into a sexual encounter. She is torn between the prospect of a slow, intensive but proven therapy and a supposed miracle cure.
The story is set in Cambodia in the years following WWI. An evil count has come into possession of the secret methods by which men can be transformed into walking zombies and uses these unholy powers to create a race of slave laborers. An expedition is sent to the ruins of Angkor Wat, in hopes of ending the count's activities once and for all. Unfortunately, one of the members of the expedition has his own agenda.
Ebenezer Scrooge, the ultimate Victorian miser, hasn't a good word for Christmas, though his impoverished clerk Cratchit and nephew Fred are full of holiday spirit. In the night, Scrooge is visited by spirits of the past, present, and future.
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.
The heirs to a family fortune are required to attend a seance at the spooky old family mansion. However, throughout the night members of the family are being killed off one by one.
When a movie actor is shot and killed during production, the true feelings about the actor begin to surface. As the studio heads worry about negative publicity, one of the writers tags along as the killing is investigated and clues begin to surface.
When legendary hunter Bob Rainsford is shipwrecked on the perilous reefs surrounding a mysterious island, he finds himself the guest of the reclusive and eccentric Count Zaroff. While he is very gracious at first, Zaroff eventually forces Rainsford and two other shipwreck survivors, brother and sister Eve and Martin Towbridge, to participate in a sadistic game of cat and mouse in which they are the prey and he is the hunter.
A wealthy landowner living in Haiti convinces a sorcerer to lure the woman he has fallen for away from her fiancé. The madman later betrays their agreement by keeping the woman for himself…As a zombie.
Infamous burglar "The Bat" commits a daring jewelry theft despite heavy police presence. Soon after, a bank theft occurs, which may be the work of the criminal as well. Meanwhile, Cornelia Van Gorder has various people arrive at her old mansion, including her niece, Dale, a bank employee, and police detective Anderson. When guests start turning up dead, Cornelia begins to suspect that The Bat may be lurking around the estate.
A kindly but desperate Alsatian innkeeper named Mathias murders and robs a rich Jewish merchant staying at his inn, but the ghost of his victim will not let him rest. Meanwhile, a mysterious Mesmerist has come to town, claiming he has made many criminals confess their crimes...
The mysterious Count Orlok summons a happily married real estate agent to his castle, located up in the Transylvanian mountains, to finalise a terrifying deal.