Season 3, Episode 5 The Space Primevals

In an attempt to rescue Don and Smith, the Robinsons pit their robot against a computer that rules a race of primitive aliens. Don: Mark Goddard. Smith: Jonathan Harris. Maureen: June Lockhart. John: Guy Williams. Rangah: Arthur Batanides.

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  • Premise: The space family Robinson is sent on a five-year mission to find a new planet to colonize, but the voyage is sabotaged time and again by an inept stowaway, Dr. Zachary Smith. The family's spaceship, Jupiter II, also carries a friendly robot who endures an… (more)

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