Amir, the benevolent ruler of Kalid, is dying, but there is hope. Freshly deceased, he is flown to the United States where Dr. Trenton transplants his brain into the body of a simpleton in a classic "assistant got the wrong kind of body" plot line. Dr. Trenton has a few nefarious plot twists of his own in mind, and then there's the thing with the dwarf and the women chained in the basement. It's up to Amir's friend Bob and wife Tracey to try and salvage this tale.

Near the end of the 19th century, Prof. John Mayer and his assistant, the scientist Dr. Isabel Reed, accidentally invent a powerful ray. An alien travels to Earth to destroy the machine since it would be a threat to the universe. He initially possesses the mind of Thomas, a sex maniac and serial killer, to get close to Mayer during the demonstration of the machine to scientists and the military. Mayer's niece, Laura, meets an acquaintance of her uncle, the chemist Dr. Paul Rosten, and Mayer invites him to join the research. When Thomas gets close to Mayer, the alien also possesses his mind in order to destroy the device and his notes. Meanwhile, Thomas is not able to control his murderous impulses and attacks several women with a straight razor.

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.

Dim evenings of October, soaked in dull umber, scored by an orchestra in ugly chorus. In such hallow times, we turn them out onto nights we cannot ourselves face.

A pair of rogue scientists use ancient runes to open a portal to an unknown dimension. While conducting tests they learn the hard way that some doors should be never be opened.

In the midst of a torrid affair, Lance discovers that Nob Hollow's weirdest residents, the Stackpoole family, have been doing hideous human experiments in the bowels of their basement.

A crazed scientist creates a nerve gas that turns the local teenagers into her unquestioning slaves.

Dr. Henry Jekyll is a well-regarded physician whose evenings are spent researching a rare and sacred Amazonian flower so potent it's said to literally separate the soul, giving life to man's Dark Self. The obsessive experiments to isolate its psychotropic properties happen to coincide with a series of brutal murders gripping the city with fear. Jekyll knows it's no coincidence. While his nights are lost to him, he awakens with bloody mementos and violent memories of the screams of his victims.

A couple wash up on an uncharted island where Nazi experiments are going on.

A monster from a little girl's nightmares comes to life and attacks anyone who would harm her.

Edinburgh surgeon Dr. Robert Knox requires cadavers for his research into the functioning of the human body; local ne'er-do-wells Burke and Hare find ways to provide him with fresh specimens...

Alberto does an experiment that he believes will change the world, but when he bumps into his childhood friend, things get out of control.