The Lost Civilization S27E27 - The Lost Civilization 1966
The Robinson men discover an underground civilization while exploring the planet. Will wakes a sleeping princess who wants him to remain and rule with her.
- Released: 1966-04-13
- Runtime: 50 minutes
- Genre:
- Stars: Guy Williams, June Lockhart, Mark Goddard, Marta Kristen, Angela Cartwright, Bill Mumy, Jonathan Harris, Dick Tufeld, Bob May
- Director: Don Richardson