Season 1, Episode 13 One of Our Dogs Is Missing

Dr. Smith and the women discover that their spaceship has been looted. Maureen: June Lockhart. John: Guy Williams. Will: Billy Mumy. Judy: Marta Kristen. Don: Mark Goddard. Penny: Angela Cartwright.

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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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