Classic 1960s sci-fi series. As the Jupiter 2 approaches the unknown planet, Professor John Robinson decides to investigate. But when his parajets fail, he is sent hurtling towards the planet below. Making a valiant attempt to rescue Professor Robinson, Major Don West crashes the Jupiter 2 on the planet. They search for John via the space chariot, a device designed for traveling over rough terrain. Meanwhile, Dr Smith continues his diabolical schemes to return to Earth.