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.

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

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

Using a device stolen from time-travelling researchers, Steve and Dan return to the day of the Spindrift's launch and try to alter history and stop the ill-fated flight.

A giant boy-genius comes up with a pill that can enlarge an Earthling to Giant-size.

Fitzhugh pretends to be an elf to entertain two orphan children, but things turn deadly when it's revealed that traditionally the children sacrifice the elf to make a wish come true.

The Earthlings become involved with an insane giant scientist who has infra-red goggles he can use to find them whenever he wants.

The Earthlings come to the aid of a giant deaf boy and his poverty-stricken family.

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

Inspector Kobick of the SID involves the Earthlings in a plan to track down counterfeiters.

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

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

The Earthlings aid a giant trumpet player against crooks.

Kobick uses a captured Chipper as bait in a trap to capture the entire Spindrift crew.

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

Barry is strick by appendicitis and the Earthlings have no choice but to turn to a giant doctor for assistance.

An amnesiac Fitzhugh falls in with two giant thieves and becomes their willing accomplice.

Mark falls for an attractive Earth girl - the survivor of a previous space flight.

The Spindrift crew finds a paranoid survivor from Earth...but his suspicions endanger everyone.

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.

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

Barry and Fitzhugh are captured by giant Gypsies.

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.

The Earthlings become involved in an underground resistance in the giant civilization.

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

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

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.

An alien piper, claiming to be the Pied Piper of Hamlin, brings his act to the Land of the Giants.

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