Lost in Space
The Phantom Family
Season 2, Episode 27 · Aired 1967-03-29

Synopsis
While John and Maureen are away observing volcanic activity, the alien scientist Lemnoc captures Don, Judy, Penny, and Dr. Smith and replaces them with android duplicates. Lemnoc then forces Will and the Robot to train the duplicates in survival skills, hoping that they will be an inspiration to his own people, who are losing the will to live.
In the series
This episode is part of Lost in Space (1965–1968) on CBS.
Danger, Will Robinson — family space opera with a scene-stealing robot.
Key cast
- Guy Williams as Prof. John Robinson
- June Lockhart as Maureen Robinson
- Mark Goddard as Maj. Don West
- Marta Kristen as Judy Robinson
- Billy Mumy as Will Robinson
- Jonathan Harris as Dr. Zachary Smith