3 Season
83 Episode
Lost in Space - Season 3 Episode 9 Collision of Planets (1968)
The Robinson's come across a group of space hippies who are trying to destroy the planet the Robinson's currently inhabit. Up up to the Robinson's and Dr. Smith to stop them or they will all be doomed.
- Country : United States of America
- Genre : Sci-Fi & Fantasy, Comedy
- Studio : CBS
- Director : Irwin Allen
- Cast : Guy Williams, June Lockhart, Mark Goddard, Marta Kristen, Angela Cartwright, Bill Mumy