A nightclub star helps trap an enemy agent on the trail of an American newsman.

The Dutch East Indies, at the end of the nineteenth century. An adventurous captain of an American merchant vessel is looking for a sunken Dutch vessel containing 10,000 precious diamonds. Unfortunately, he's not the only one and then there's also that volcano on the nearby island of Krakatau, waiting to explode in its historical, disastrous eruption...

A millionaire's brain is preserved after his death by a scientist and his two assistants, only to create a telepathic monster.

John Breen (John Wayne), a Kentucky militiaman falls in love with French exile Fleurette De Marchand (Vera Ralston). He discovers a plot to steal the land that Fleurette's exiles plan to settle on and aims to foil it.