Magazine photographer Ann Larkin is snapping photos at Mexico's National Museum when she sees Brod Williams steal a painting from its frame. Convinced that Brod is the notorious art thief known as "The Wildcat," Ann follows him into the street and accuses him of being the thief. Even though the police attest that Brod is a New York City police detective, Ann remains dubious.

In this western, three Texas Rangers decide to do their part to save the world and join the Army, but before they can, they are sent to Alaska to destroy a secret Nazi operation involving a submarine refueling station. The outpost is located behind an impenetrable tangle of barbed wire. The rangers get a little help, and discover a traitor. Then to get through the wire, they start a cattle stampede and save the day.

The baron's grandson rents the family castle to a TV crew to fund his atomic revival of the family monster.