Four astronauts returning from man's first mission to Mars enter a time warp and crash on a 26th-century Earth devastated by atomic war. At first unaware where they are, but finding the atmosphere safe to breathe, they start exploring and find themselves in a divided future where disfigured mutants living like cavemen inhabit the surface, while the normals live comfortably below the surface but are dying as a race from lack of natural water, air and sunlight.

A Scotsman abruptly breaks off his engagement to pretty Kitty and moves to his uncle's castle in the Scottish highlands. Kitty and her aunt follow Gerald a few weeks later, and discover he has suddenly aged. Some mysterious things happen in a maze made from the hedges adjoining the castle.

In this biopic, Jim Bowie goes to New Orleans, where he falls for Judalon and befriends her brother, Narcisse. Soon, Jim is forced to avenge Narcisse's murder, but Judalon takes up with another man. Jim eventually has another romantic interlude with Judalon and is forced to kill one of her suitors in self-defense. Jim leaves town, and falls for the daughter of a Texas politician, but his entanglement with Judalon continues to bedevil him.

A gambler is thrown out of a western town, but returns when the town is suddenly threatened by a band of marauding Apaches.