A former government agent in France, who has failed at an assignment and been disavowed, is deported back to the USA, where he can only find work at a low-rent detective agency. He soon gets involved with a woman with ties to a crooked gambling club owner, who is a client of his agency.
Dr. Gorman is a millionaire adventurer, traveling the world in search of dangerous game. His bored, beautiful, much younger wife entertains herself in the arms of other men. In turn, Gorman uses his animals to kill these men. When a New York City zoo suggests a fundraising gala, Gorman sees a prime opportunity to dispatch the dashing Roger and anyone else who might cross him.
Passing herself off as a countess, glamorous Lucy Stavrin hobnobs with the rich and famous along the French Riviera. Aware that Lucy is a phony, jewel-thief Malatroff blackmails Lucy into helping him steal the valuable necklace owned by the young wife of phlegmatic American businessman Sylvester Corbett.
The corpse of a shabbily dressed young woman has been discovered in the mud flats of the Thames at low tide. Police assume she's a prostitute, but Dr. Watson suspects something more and goes to his old friend Holmes, now retired and at very loose ends.
Rival newspaper reporters Pat Morgan and Ted Rand find themselves unraveling the mystery behind the death of a millionaire philanthropist who fell from his penthouse balcony. When it is discovered that the plunge was not an accident, the building's residents come under suspicion. Soon, the body count begins to mount as three more murders occur by strangulation.
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.
In a remote region of Wales, five travelers beset by a relentless storm find shelter in an old mansion.
A wax sculptor opens a new museum years after he is severely injured during a fire that destroyed his original collection. The disappearance of both people and corpses coincides with this grand reopening and leads a reporter to start investigating.
Sherlock Holmes and Watson are on the trail of a criminal and scientific mastermind who seems to control monsters and creations which defy belief.
The Good Comrades are a collection of varied gentlemen who crave one thing - solitude. They reside at Drearcliff House, ancestral home of their eldest member. All seems serene and convivial until one by one the members begin to perish in the most grisly of manners. Foul play is suspected by the Good Comrades' insurance agent, who turns to Sherlock Holmes and Dr. John Watson for guidance.
The famous Borgia Pearl, a valuable gem with a history of bringing murder and misfortune to its owner since the days of the Borgias, is brought to London, thanks in part to Sherlock Holmes. But before long the jewel is stolen, due to an error on Holmes' part, and shortly thereafter, a series of horrible murders begin, the murderer leaving his victims with their spines snapped and surrounded by a mass of smashed china.
Sherlock Holmes investigates a series of so-called "pajama suicides". He knows the female villain behind them is as cunning as Moriarty and as venomous as a spider.
Eccentric consulting detective Sherlock Holmes and Doctor John Watson battle to bring down a new nemesis and unravel a deadly plot that could destroy England.
A gambler wanted for murder hides under the guise of a clergyman.
Socially-conscious banker Thomas Dickson faces a crisis when his protégé is wrongly accused of robbing the bank, gossip of the robbery starts a bank run, and evidence suggests Dickson's wife had an affair... all in the same day.
In 1920s Chicago, Italian immigrant and notorious thug, Antonio 'Tony' Camonte, aka Scarface, shoots his way to the top of the mobs while trying to protect his sister from the criminal life.
Following a killing and robbery in a big city back east, gang leader Kedge Darvas and some of his henchies take a train to a small western town in Idaho, with intentions of hiding out there until things cool down back in Chi or NYC, or wherever they lammed from.They are welcomed with open arms by the citizens under the impression they are there as capital investors with money to spend. Before long, Darvas figures the town is ripe for the taking and sends word for reinforcements, and each arriving train unloads a few suits and snappy-brim hats.Then they get rough, kill Sheriff Posey Meed and rile up the citizens, led by cowhand Brad Farley, who had Darvas spotted for a wrong number just by the way he made moves on Sue Vancey.
Dr. Henry Jekyll believes that there are two distinct sides to men: one that is good and one that is evil. 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.
An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated, half-human abominations.
Obsessed scientist Dr. Henry Frankenstein attempts to create life by assembling a creature from deceased body parts. Aided by his loyal misshapen assistant, Fritz, Frankenstein succeeds in animating his monster, but it flees into the countryside and begins to wreak havoc.