The Wolf Man tries to warn a dimwitted porter that Dracula wants his brain for Frankenstein monster's body.
Frankenstein's unscrupulous colleague, Dr. Bohmer, plans to transplant Ygor's brain so he can rule the world using the monster's body, but the plan goes sour when he turns malevolent and goes on a rampage.
Grave robbers open the grave of the wolf man and awaken him. He doesn't like the idea of being immortal and killing people when the moon is full so tries to find Dr. Frankenstein, in the hopes that the doctor can cure him. Dr. Frankenstein has died; however, his monster is found.
One of the sons of late Dr. Henry Frankenstein finds his father's ghoulish creation in a coma and revives him, only to find out the monster is controlled by Ygor who is bent on revenge.
Henry Frankenstein pieces together body parts in the hope of bringing a human-like creature to life. The mad scientist’s dreams are shattered by his monstrous creation awakening with rage to a world that hates and fears him.
Deranged scientist, Gustav Niemann, escapes from prison and overtakes the director of a traveling chamber of horrors, soon reviving the infamous Count Dracula, the frozen Frankenstein Monster, and the Wolf Man.
Dr. Henry Jekyll believes that there are two distinct sides to men - a good and an evil side. He believes that by separating the two, man can become liberated. He succeeds in his experiments with chemicals to accomplish this and transforms into Hyde to commit horrendous crimes. When he discontinues use of the drug, it is already too late.
Dr. Jekyll believes good and evil exist in everyone and creates a potion that allows his evil side, Mr. Hyde, to come to the fore. He faces horrible consequences when he lets his dark side run amok.
As American policemen in London, Bud and Lou meet up with Dr. Jekyll and Mr. Hyde.
An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated, half-human abominations.
While her son, Kichi, is away at war, a woman and her daughter-in-law survive by killing samurai who stray into their swamp, then selling whatever valuables they find. Both are devastated when they learn that Kichi has died, but his wife soon begins an affair with a neighbor who survived the war, Hachi. The mother disapproves and, when she can't steal Hachi for herself, tries to scare her daughter-in-law with a mysterious mask from a dead samurai.
After her brother is attacked, the slayer finds herself on a deadly mission to avenge her family.
A woman on the run from her abusive husband encounters a mysterious hitch-hiker.
Lusilla Helm has to marry Baron Ludwig Von Reder against her will. But her honeymoon does not last very long. The poor girl dies and is buried inside the family tomb. After a short while, another woman announces herself at the doors of the baron's mansion. Her looks recall Lusilla's but in a disturbing way. As soon as the mysterious woman sets foot in the rooms where the baron's former wife used to live, strange noises and happenings start to haunt the silent halls of the house.
Tourists take a boat to a remote island, where they find that most of the people have disappeared, and something is stalking them. They find a hidden room in the big mansion on a hill, and an ancient diary, which gives them clues to the source of the terror.
A strangler is loose on a British estate, and he not only strangles his victims but brands an "M" onto their foreheads before he decapitates them.
After a car crash, criminal psychologist Dr. Miranda Grey regains consciousness only to find that she's a patient in the same mental institution that currently employs her. She's been accused of murdering her husband Dr. Douglas Grey — but she has no memory of committing the crime. As she tries to regain her memory and convince her co-worker, Dr. Pete Graham, of her innocence, a vengeful spirit uses her as an earthly pawn, which further convinces everyone of her guilt.
A remote farm in the middle of no where in South Africa, a young girl travels back for her mothers’ funeral and to see her mentally challenged brother. But on the night Chloe’s father leaves on business, the maid is left to keep a eye out for the brother and sister. Their peaceful world is thrown into chaos, when a tragic event ensues, forcing Chloe to make a life changing decision. This coupled with the typical stress of adolescent life, causes Chloe to descend beyond her limits of sanity.
A British estate agent travels to Transylvania to meet the mysterious Count Dracula, who is interested in leasing a London castle. After Dracula enslaves the agent and drives him to insanity, the pair return to London together, where Dracula, a secret bloodsucker, begins preying on socialites.
Adventurous filmmaker Carl Denham sets out to produce a motion picture unlike anything the world has seen before. Alongside his leading lady Ann Darrow and his first mate Jack Driscoll, they arrive on an island and discover a legendary creature said to be neither beast nor man. Denham captures the monster to be displayed on Broadway as King Kong, the eighth wonder of the world.