The Wolf Man tries to warn a dimwitted porter that Dracula wants his brain for Frankenstein monster’s body.

Two bumbling press agents must search for a zombie to fulfill a commitment to their ex-gangster boss’s new nightclub or face the consequences.

Two actors who play detectives on the radio find themselves investigating a real crime masterminded by an arch-criminal named the Cobra.

Edinburgh, 1831. Among those who undertake the illegal trade of grave robbery is Gray, ostensibly a cab driver. Formerly a medical student convicted of grave robbery, Gray holds a grudge…

A mad doctor (Bela Lugosi) and his helpers (John Carradine, George Zucco) lure girls to his lab for brain work, to help his wife.

In 1918, an English family is terrorized by a vampire, until they learn how to deal with it. They think their troubles are over, but German bombs in WWII free…

The discovery of a perfectly preserved caveman prompts a mad scientist to attempt a daring brain transplant.

The East Side Kids try to fix up a house for newlyweds, but find the place next door “haunted” by mysterious men.

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…

A scientist is turned into an ape man.

Kurt Ingston, a rich recluse, invites the doctors who left him a hopeless cripple to his desolate mansion in the swamps as one by one they meet horrible deaths.

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…

A scientist keeps his wife young by killing, stealing the bodies of, and taking the gland fluid from virgin brides.

A seemingly charitable soup kitchen operator (who moonlights as a criminology professor) uses his Bowery mission as a front for his criminal gang. Police attempt to close in on the…

It is prior to the commencement of World War II, and Japan’s fiendish Black Dragon Society is hatching an evil plot with the Nazis. They instruct a brilliant scientist, Dr….

After his brother’s death, Larry Talbot returns home to his father and the family estate. Events soon take a turn for the worse when Larry is bitten by a werewolf.

The town’s leading citizen becomes a homicidal maniac after his wife deserts him.

Greedy heirs wait in a mansion for a rich cat lover to die, only to learn her cats come first.

The manager of Kay Kyser’s band books them for a birthday party bash for an heiress at a spooky mansion, where sinister forces try to kill her.

Reformed jewel thief Simon Templar lands in hot water when a look-alike smuggles stolen goods out of Egypt.

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…

University professor George Kingsley is struck by gangsters while crossing the street, leaving him with brain damage and one of the gangsters, Cannon, paralyzed. Kingsley’s friend Dr. Sovac attends to…

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…

A mad scientist attempts to rule the world by creating various elaborate inventions.

A stern Russian woman sent to Paris on official business finds herself attracted to a man who represents everything she is supposed to detest.

When an escaped circus gorilla appears to have gone on a murderous rampage, a threatened attorney calls on the detective trio of Garrity, Harrigan and Mullivan to act as bodyguards….

Insurance agent-physician collects on policies of men murdered by a disfigured resident of the home for the blind where he acts as doctor-on-call.

An internationally-notorious criminal scientist returns to the US to sell his latest invention, a disintegrating gas, to a foreign power. When he arrives, however, he is spotted by a young…

A madman sets out to destroy a group of Chinatown merchants.

Dr. Janos Rukh discovers a certain type of radium that has almost magical healing properties. But the element has a dangerous side, too, and it has already started affecting Rukh….

A brilliant but deranged neurosurgeon becomes obsessively fixated on a judge’s daughter. With the help of an escaped criminal whose face he has surgically deformed, the mad man lures her,…

During a horrific storm at sea, the crew realizes that there is a murderer among them who is killing them off one by one.

Mr. Wong is a “harmless” Chinatown shopkeeper by day and relentless blood-thirsty pursuer of the Twelve Coins of Confucius by night. With possession of the coins, Mr. Wong will be…

Sir Borotyn, a prominent Prague resident, is discovered murdered in his home, with all indications pointing to a vampire assault. The victim’s friend, Baron Otto, and the physician who analyzes…

Chandu consults his crystal ball and sees that Nadji, Princess of Egypt, is in danger. She is about to be sacrificed by the black magic cult of Ubasti. Headed for…

After a road accident in Hungary, the American honeymooners Joan and Peter and the enigmatic Dr. Werdegast find refuge in the house of the famed architect Hjalmar Poelzig, who shares…

A mysterious criminal known as The Whispering Shadow commits crimes by means of a gang he controls by television and radio rays. Jack Norton, whose brother was murdered by The…

An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated, half-human abominations.

A wealthy landowner living in Haiti convinces a sorcerer to lure the woman he has fallen for away from her fiancé. The madman later betrays their agreement by keeping the…

In 19th century Paris, a maniac abducts young women and injects them with ape blood in an attempt to prove ape-human kinship but constantly meets failure as the abducted women…