A crazed scientist invents a serum that induces a catatonic state in anyone who gets the injection. He uses the serum to paralyze his enemies, in order to bury them alive.
After a series of murders, a man finds out that his mother was bitten by a vampire bat during her pregnancy, and he believes that he may be the vampire committing the murders.
In 1820s rural England, a young girl is tricked by tales of marriage from a villainous Squire. When she becomes pregnant and disappears, a gipsy lad is blamed.
Basically a travelogue featuring footage of Angkor Wat (in Cambodia) shot by a couple of explorers in the WWI years, with additional footage shot on a set in Hollywood by George M. Merrick.
A ghostly and deadly dinner party, which at first turns out to be an elaborate staging of a new play for the benefit of a Broadway producer, becomes a true mystery when the players start to go missing.
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 the magic island of Lemuria, he is shipwrecked , washed ashore and captured. He becomes invisible, escapes and after numerous detours is able to rescue the princess.
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.
A black voodoo priestess comes out of the Louisiana swamps to take revenge on the white plantation owner she believes killed her husband. The old conjure woman Mandy returns with her daughter Chloe to their bayou home after fifteen years. Chloe was too young to remember much about the bayou, but once Mandy had been a famous voodoo priestess in these parts. But after the whites lynched her husband Sam, she took her little girl & moved away into the Everglades. She seems to have gone a little mad in the intervening years & has returned swearing a belated vengeance against the murdering white folks.
Out of the Mystic Temples of Old India crept this terrible Monster to wreak vengeance of the Hindu Gods. One by one its victims fell with not a trace of the bloody assassin.
British Egyptologist, Professor Morlant, seeks immortality through the power of a jewel buried in the tomb of an Oriental idol. Upon his death, Morlant returns to earth to seek vengeance upon those who removed the jewel from his grave.
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.
The heirs to a family fortune are required to attend a seance at the spooky old family mansion. However, throughout the night members of the family are being killed off one by one.
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.
When a movie actor is shot and killed during production, the true feelings about the actor begin to surface. As the studio heads worry about negative publicity, one of the writers tags along as the killing is investigated and clues begin to surface.
When legendary hunter Bob Rainsford is shipwrecked on the perilous reefs surrounding a mysterious island, he finds himself the guest of the reclusive and eccentric Count Zaroff. While he is very gracious at first, Zaroff eventually forces Rainsford and two other shipwreck survivors, brother and sister Eve and Martin Towbridge, to participate in a sadistic game of cat and mouse in which they are the prey and he is the hunter.