An astronaut travels to the 23rd Century, where he finds the Earth a blasted wasteland inhabited by monsters.

A man with a steel plate in his head overhears conversations about global conquest. But where are the voices coming from?

Two Martian investigators probe our custom of homicide.

A government agent infiltrates a secret criminal organization that uses alien parasites to control its members.

A manned mission to Mars is menaced by Martian creatures who swim in the planet's sandy soil.

A college professor recreates the environment of a distant planet in a lab in order to study its evolution... which happens quickly.

After being shot in the head, a soldier gains a genius IQ and begins working fervently toward a mysterious goal.

An investigation reveals a desperate plan involving the construction of a spaceship and a group of special children.