Seasons & episodes

S2 · E17Pay the Piper 1970-01-11 · 60 min＋

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

S2 · E18The Secret City of Limbo 1970-01-18 · 60 min＋

The Earthlings become involved in the politics of a secret underground city.

S2 · E19Panic 1970-01-25 · 60 min＋

A friendly Giant has a teleport device that can send the Spindrift crew back to Earth, but the SID use the whole thing as a trap.

S2 · E20The Deadly Dart 1970-02-01 · 60 min＋

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

S2 · E21Doomsday 1970-02-15 · 60 min＋

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

S2 · E22A Small War 1970-02-22 · 60 min＋

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

S2 · E23The Marionettes 1970-03-01 · 60 min＋

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.

S2 · E24Wild Journey 1970-03-08 · 60 min＋

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.

S2 · E25Graveyard of Fools 1970-03-22 · 60 min＋

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