Lost in Space: Will and Dr. Smith stumble upon another robot that is more capable than their own. The alien robot works to gain the confidence of the Robinsons. However, at a critical point he plans to transport them to his home planet as slaves.

Starring:

Angela Cartwright, Bill Mumy, Bob May, Dick Tufeld, Guy Williams, Jonathan Harris, June Lockhart, Mark Goddard, Marta Kristen

Genre:

Adventure, Comedy, Family, Fantasy, Sci-Fi