After an astronaut space capsule is detonated in orbit, with the astronaut begging to be killed, a teenager couple finds a severed arm on a remote beach. The boy takes the arm home, where it becomes animate and the alien force which animates it soon possesses his mind as well.

A gunfighter, stranded in the desert, comes across the aftermath of a stage robbery, in which all the passengers were killed. He takes one of the horses to ride to town to report the massacre, but finds himself accused of it. He also finds himself accused of the murder of the local banker, and winds up hiding in the basement of a house where the local sheriff, who is very sick, lives with his daughter.

When a decaying Russian satellite crashes on the island, the Professor uses a key component for a barometer. With that device, he learns that a massive wave is going to swamp the island. In desperation, the castaways lash their huts together into one structure in order to have any chance to ride the disaster out.

As the Second World War breaks out, German freighter captain Karl Ehrlich is about to leave Sydney, Australia with his vessel, the Ergenstrasse. Ehrlich, an anti-Nazi but proud German, hopes to outrun or out-maneuver the British warship pursuing him. Aboard his vessel is Elsa Keller, a woman Ehrlich has been ordered to return to Germany safely along with whatever secrets she carries. When Ehrlich's fiercely Nazi chief officer Kirchner commits an atrocity, the British pursuit becomes deadly.

A scout leading a wagon train through hostile Indian country gets involved with a Sioux chief's daughter.

The slapstick adventures of hapless Gilligan, long-suffering Skipper and their gang of mismatched castaways, all stranded on an uncharted desert isle after their tiny ship hit stormy weather.

A female version of the man in the iron mask. In this version the mask is put on a princess (patricia medina) rather than a prince as in the original book by Alexander Dumas.