26 episodesFirst aired 22 September 1968
E1Sept 19681h
The Spindrift crashes on the Land of the Giants and its crew and passengers quickly find themselves in a struggle for survival.
E2Sept 19681h
The Earthlings find themselves trapped in an Earth-sized town run by a giant eccentric and his sadistic daughter.
E3Oct 19681h
When a giant hobo is framed for murder, the Earthlings come to his aid.
E4Oct 19681h
The Earthlings become involved in an underground resistance in the giant civilization.
E5Nov 19681h
Barry and Fitzhugh are captured by giant Gypsies.
E6Nov 19681h
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.
E7Nov 19681h
A giant escaping convict takes the Spindrift but then wanders into quicksand, endangering everyone.
E8Nov 19681h
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.
E9Dec 19681h
Barry is strick by appendicitis and the Earthlings have no choice but to turn to a giant doctor for assistance.
E10Dec 19681h
An amnesiac Fitzhugh falls in with two giant thieves and becomes their willing accomplice.
E11Dec 19681h
The Spindrift crew finds a paranoid survivor from Earth...but his suspicions endanger everyone.
E12Dec 19681h
Mark falls for an attractive Earth girl - the survivor of a previous space flight.
E13Jan 19691h
This time around, four punk kids from Earth run up against the Spindrift crew.
E14Jan 19691h
The Giants have invented a chemical that forces those exposed to it to tell the truth, and plan to test it on the Earthlings.
E15Jan 19691h
When the giants increase their search efforts, the Earthlings must increase their salvage efforts and end up captured by a giant and his daughter.
E16Jan 19691h
The Earthlings become involved with an insane giant scientist who has infra-red goggles he can use to find them whenever he wants.
E17Feb 19691h
The Giants have invented a detector that can home in on Earth-based metals, and Dan puts the entire group at risk due to the surgical pin in his leg.
E18Feb 19691h
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.
E19Feb 19691h
Kobick uses a captured Chipper as bait in a trap to capture the entire Spindrift crew.
E20Mar 19691h
Mark is roped into helping two giant scientists build a spaceship that can return them all to Earth.
E21Mar 19691h
A giant boy-genius comes up with a pill that can enlarge an Earthling to Giant-size.
E22Mar 19691h
The Earthlings come to the aid of a giant magician.
E23Mar 19691h
After the Earthlings are inadvertently responsible for two children becoming trapped in a well, they volunteer their servicse to rescue them.
E24Mar 19691h
The Spindrift crew must deal with the head of Police Security, who is attempting to undermine a Senator who believes in their cause and frame the Earthlings for sabotage.
E25Apr 19691h
The Earthlings come to the aid of a giant deaf boy and his poverty-stricken family.
E26Apr 19691h
Inspector Kobick of the SID involves the Earthlings in a plan to track down counterfeiters.