A New Orleans Gypsy queen (Nina Foch) tries to kill a couple (Stephen Crane, Osa Massen) who know she is a werewolf.

In Tirol in the late 19th century, when twins are born to the ruling Baron de Berghman, the youngest, Anton, is sent away due to a family legend that the youngest twin will kill the oldest. Two decades later, the elder twin, Gregor (Boris Karloff) arranges for Anton's (also Karloff) return so that the brothers may rule their country jointly. Upon Anton's arrival, mysterious disappearances and murders occur -- and when the local peasants accuse Gregor, he assumes his more popular twin's identity.

A man (Jon Hall) tracks his kidnapped bride (Maria Montez) to a jungle island, where her twin is the high priestess.

When an evil king plans to use science to capture the world, Hercules joins forces with a sorceress to beat the monarch and save Cassiopeia, his lover.

Cyrus's family inherits an eerie mansion from a relative, Dr Zorba. They also inherit his collection of 12 ghosts, only visible through Zorba's special goggles, and learn about his hidden fortune.

Landed on the moon, Capt. John Anderson (Ken Clark) and his fellow astronauts quickly find their mission threatened -- first by the disappearance of two team members, then by a troubling interaction with aliens who appear to be living within the moon itself. The aliens have weapons that could plunge parts of Earth into another ice age, and they're aiming for the United States. Most of the astronauts are bent on saving the nation, but the international makeup of the team is a complicating factor...

Dr. Richard Stanton (William Lundigan) and Dr. Jerry Lockwood (Richard Carlson) are two daring young scientists who put their lives on the line to explore the universe. Seeking to discover a metal better suited to space travel, these pioneers launch into outer space to retrieve a meteorite. But, after fellow astronaut Walter Gordon (Robert Karnes) is violently killed when attempting to wrangle an enormous meteor, Lockwood panics, leaving Stanton to complete the mission on his own.

A scientist allows his young son to repair a robot, which comes under the control of an alien force.

An alien from a dying planet brings five average people from England, Germany, China, the Soviet Union and the United States onto its spacecraft. Each person is given a case containing vials that can destroy all life within a 3000-mile radius. They're told that the Earth will be spared complete destruction if all five can keep their respective governments from using the capsules for 27 days, but escalating Cold War tensions between the Americans and the Russians make that a difficult promise.

A violent conflict erupts between cave-dwelling tribes when twin brothers fight for chieftainship and the affections of a beautiful woman.

A professor and his colleagues follow an explorer's trail down an extinct Icelandic volcano to the Earth's centre. However, they face many challenges in their quest.

Hiram Stokely (Boris Karloff), a recently deceased man, discovers that he has only one day to enact a good deed in order to avoid eternal damnation. Hiram's scheming lawyer, Reginald Ripper (Basil Rathbone), is determined to get his fortune, and is willing to bump off potential heirs such as Chuck Phillips (Tommy Kirk) and Lili Morton (Deborah Walley) to achieve his goal. As Chuck, Lili and others have a lively pool party, Hiram recruits the ghost of his dead lover to help set things straight.

Local people in an Italian village believe that evil has taken over their village in the form of a recently deceased pianist's hand.

Blinded by acid thanks to his jealous model, an artist (Lon Chaney) needs eye tissue for an operation.

To assist with his work due to his failing eyesight, renowned biologist Dr. Alexander Thorkel (Albert Dekker) invites two prominent scientists and a mineralogist to his hidden Amazon jungle laboratory. Thorkel remains evasive about the nature of his experiments, and after the team evaluates his bacteria slides, he orders them away. When they refuse, Thorkel and his servant trick them into a chamber where Thorkel shrinks them down to microscopic size, and they escape to the terrifying jungle.

A man from Manila, who deals in antiques, falls victim to an ancient Satanic curse, as a result of his wife joining a cult. To set things straight, he seeks help from a local historian.

Susan begins a search operation in a remote area of Mexico to locate her fiance Bruce. The team finds a gigantic one-eyed monster who became disfigured due to exposure to excess radioactivity.

A group of explorers are pulled to the bottom of the sea after their ship is attacked. They then discover the lost city of Atlantis, which is inhabited by creatures from another planet.

When a captain arrives on an English coastal town to investigate reports of smuggling, he ends up with much more to deal with, including marsh phantoms and a suspicious vicar.

With its history of murder and suicide, the affluent Hammond family is seemingly cursed. When deaths on the British clan's estate draw the involvement of Scotland Yard, investigator Bob Curtis (James Ellison) arrives to look into the mysterious matter. Oliver Hammond (John Howard) and his sister, Helga (Heather Angel), are among the relatives who must contend their family's dark secret, which involves the legend of a werewolf. Can the macabre legacy of the Hammonds be stopped?