The Earthlings find themselves trapped in an Earth-sized town run by a giant eccentric and his sadistic daughter.

The Earthlings must play a game of real-life chess with a demented giant industrialist.

A giant scientist performs cloning experiments on the Earthlings.

Barry and Valerie are carried off in a balloon to a distant land ruled by a malevolent dictator.

While working with a helpful Giant scientist, the Earthlings are subjected to radiation which causes strange hallucinations.