To prevent a world war from breaking out, famous characters from Victorian literature band together to do battle against a cunning villain.
When beautiful Carla Purty joins the university faculty, genetic professor Dr. Sherman Klump grows desperate to whittle his 400-pound frame down to size and win her heart. So, with one swig of his experimental fat-reducing serum, Sherman becomes 'Buddy Love', a fast-talking, pumped-up, plumped down Don Juan.
Clawdeen Wolf, half human and half werewolf, has recently started attending Monster High, a school for monsters in all forms. After quickly befriending her classmates Frankie Stein and Draculaura, Clawdeen feels like she has finally found a place where she can truly be herself, or so she thinks. Soon, a devious plan to destroy Monster High threatens to reveal her real identity and Clawdeen must learn to embrace her true monster heart before it's too late.
While conducting a research experiment intended to bring about an alternative to modern surgery, exhausted Los Angeles surgeon Dr. Daniel Jekyll falls asleep and accidentally inhales the white powders, transforming him into a wildly uninhibited nymphomaniac.
Henry Jekyll is a troubled man. His wife died of pneumonia. He wants his sister-in-law, but her father forbids any contact. And his experiments into the dual nature of man have yielded a personality-splitting drug that he has tested on himself, changing him into an uninhibited brute who seeks violent and undignified pleasures. Jekyll quickly becomes addicted to the sordid freedom induced by the drug. He can commit the most enjoyably revolting deeds, then return to his laboratory and use an antidote to change back to his original form, so that his lofty persona remains untarnished.
A housemaid falls in love with Dr. Jekyll and his darkly mysterious counterpart, Mr. Hyde.
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.
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.
After successfully curing a primate's heart condition, Dr. Henry Jeckyll develops a personality-enhancing serum for himself which inadvertently creates an evil alter ego personality, Edward Hyde, who sets out to terrorize college co-eds.
Musical version of the Robert Louis Stevenson story about a doctor who conducts an experiment on himself that results in his bringing out the dark, murderous side of his inner self, "Mr. Hyde".
A doctor's research into the roots of evil turns him into a hideous depraved fiend.
A small town doctor mistakenly ingests an experimental drug made from the blood of vampire bats which transforms the kindly medic into a bloodthirsty monster.
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.
As American policemen in London, Bud and Lou meet up with Dr. Jekyll and Mr. Hyde.
In foggy London Dr Jekyll experiments on newly deceased women determined to discover an elixir for immortal life. Success enables his spectacular transformation into the beautiful but psychotic Sister Hyde who stalks the dark alleys of Whitechapel for young, innocent, female victims, ensuring continuation of the bloodstained research. With each transformation Sister Hyde becomes the more dominant personality, determined to eventually suppress the frail, ineffectual Dr Jekyll forever.
The son of the notorious Dr. Henry Jekyll is determined to prove that his father's reputation has been unjustly deserved. He sets out to develop his father's formula in order to prove that he was a brilliant scientist rather than a murderous monster.
When his experiments into a powerful new anesthetic go hideously awry, respected physician Dr. Jekyll transforms into the hideous Jack Hyde. As his wife Elisabeth passes her time in charitable work, rehabilitating the district's fallen women, Hyde is drawn into an escalating cycle of lust and murder that seems to know no bounds.
A doctor in a Watts clinic takes his own medicine and becomes a monstrous white killer of hookers.
An ugly, misshapen podiatrist ingests a formula made by a colleague and turns into a handsome, devil-may-care (but violent) ladies' man.
A timid, nearsighted chemistry teacher discovers a magical potion that can transform him into a suave and handsome Romeo. The Jekyll and Hyde game works well enough until the concoction starts to wear off at the most embarrassing times.