Fitzhugh tries to use his gambling expertise to pick the winners at a local racetrack, but has to enter into a deal with a giant to do so.

The Earthlings become involved with twin brothers who are plotting to take over the planet.

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

The Earthlings become involved with a superstitious Irish Giant who believes they're leprechauns.

Fitzhugh is captured by the owner of a wax museum who is involved in a stolen-diamond racket.

The Spindrift come to the aid of a has-been horror actor but during his comeback movie they find themselves in danger from his enthusiastic director.

Barry and Fitzhugh are captured by giant Gypsies.

The Earthlings try to salvage radium from a clock but find themselves at the mercy of giant scientists using a sound detector to home in on them.

This time around, four punk kids from Earth run up against the Spindrift crew.

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

Mark is framed for the murder of two Giants and begins acting suspiciously, turning his crewmates against him.

The Earthlings aid an injured puppeteer by pretending to be his dancing puppets, but the owner soon suspects they are involved and prepares to capture them for the reward.

A giant escaping convict takes the Spindrift but then wanders into quicksand, endangering everyone.

When the giants increase their search efforts, the Earthlings must increase their salvage efforts and end up captured by a giant and his daughter.

The Earthlings come to the aid of a giant magician.

The Earthlings come to the aid of a convicted criminal who has been falsely accused.

Two time travellers from 5477 come to the Land of the Giants to conquer Earth.

A sadistic child unleashes his mechanical toys on the hapless Earthlings.

The Spindrift crashes on the Land of the Giants and its crew and passengers quickly find themselves in a struggle for survival.

Mark is roped into helping two giant scientists build a spaceship that can return them all to Earth.

The Earthlings become involved in a scientist's scheme to build an indestructible android.

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

The Earthlings become involved in a sabotage scheme to destroy the nearby city.

When a giant hobo is framed for murder, the Earthlings come to his aid.

The Spindrift crew find an amnesiac Earthling, Joe, but it turns out to be a ploy by giant crooks to get hold of the ship's power supply.