Famed monster slayer Gabriel Van Helsing is dispatched to Transylvania to assist the last of the Valerious bloodline in defeating Count Dracula. Anna Valerious reveals that Dracula has formed an unholy alliance with Dr. Frankenstein's monster and is hell-bent on exacting a centuries-old curse on her family.
When old-school monsters Frank, Drac and Wolf are deemed "fun" by a court of elders, they're ordered to scare a suburban family or risk a sentence of party entertainers for eternity.
Dr. Frankenstein and his monster both turn out to be alive, not killed as previously believed. Dr. Frankenstein wants to get out of the evil experiment business, but when a mad scientist, Dr. Pretorius, kidnaps his wife, Dr. Frankenstein agrees to help him create a new creature.
Scooby, Shaggy and Scrappy are on their way to a Miss Grimwood's Finishing School for Girls, where they've been hired as gym teachers. Once there, however, they find that not only is it actually an all-girl school of famous monsters' daughters but there's a villainess out to enslave the girls.
A lonely Gravedigger's life is forever changed when he finds a horribly scarred man hiding in the graveyard. After taking him in, the Gravedigger learns that the man is actually the creation of Dr. Victor Frankenstein, who is hunting down his man-made monster before he can kill again. The Gravedigger is faced with the choice of saving the monster, whom he has befriended, or allowing Dr. Frankenstein to exact his bloody revenge. The story asks the question, what does it mean to be human?
Teenagers Scott and Mary are on their way to a Halloween party when their car breaks down, and they encounter a creepy castle where the depraved Dr. Frankenstein seeks to put Scott's brain in his monstrous creation. As for Mary, Count Dracula wants her for... well, you know.
A mad scientist creates a monster called "Mosaico," who breaks out of the laboratory to hunt down and kill beautiful women.
Dr. Victor Frankenstein creates a monster to show his scientific theories, but soon leaves him. So the scientist tries to rebuild his life getting married with Janet, and retires to his castle with Igor. However the monster comes back to haunt Frankenstein, and so Victor finds out that the monster has ferocious sexual orientation to Janet. Frankenstein then calls the servant Igor to readjust the monster, but also Igor takes advantage of Janet...
Baggage handlers Bud and Lou accidentally stumble upon Frankenstein's Monster, Dracula and the Wolf Man.
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.
Blackmailing a young couple to assist with his horrific experiments the Baron, desperate for vital medical data, abducts a man from an insane asylum. On route the abductee dies and the Baron and his assistant transplant his brain into a corpse. The creature is tormented by a trapped soul in an alien shell and, after a visit to his wife who violently rejects his monstrous form, the creature wreaks his revenge on the perpetrator of his misery: Baron Frankenstein.
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.
Baron Victor Frankenstein has discovered life's secret and unleashed a blood-curdling chain of events resulting from his creation: a cursed creature with a horrid face — and a tendency to kill.
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.
A deformed tormented girl drowns herself after her lover is framed for murder and guillotined. Baron Frankenstein, experimenting with the transfer of souls, places the boy's soul into her body, bringing Christina back to life. Driven by revenge, she carries out a violent retribution on those responsible for both deaths.
Dr Simon Helder, sentenced to an insane asylum for crimes against humanity, recognises its director as the brilliant Baron Frankenstein, the man whose work he had been trying to emulate before his imprisonment. Frankenstein utilises Helder's medical knowledge for a project he has been working on for some time. He is assembling a man from vital organs extracted from various inmates in the asylum. And the Baron will resort to murder to acquire the perfect specimens for his most ambitious project ever.
Earl Williams is a dreamer teenager obsessed with monsters, who fantasizes his life as if he were living in the world of the monsters of Universal Studios. Although being an excellent student, his intolerant and nasty school teacher Mrs. Perdue does not like him and punishes him for any minor fault. His supportive father Les Williams is also a dreamer, who has never been successful in life. When his father dies, his mother becomes lost with two boys, and tries to change the behavior of Earl. One day, the boy finds the "true Frankenstein" lost by a Carnival, and decides to bring the monster back to life.
When Dr. Frankenstein is killed by a monster he created, his daughter and his lab assistant continue his experiments.
Once hounded from his castle by outraged villagers for creating a monstrous living being, Baron Frankenstein returns to Karlstaad. High in the mountains they stumble on the body of the creature, perfectly preserved in the ice. He is brought back to life with the help of the hypnotist Zoltan who now controls the creature. Can Frankenstein break Zoltan's hypnotic spell that incites the monster to commit these horrific murders or will Zoltan induce the creature to destroy its creator?