The Lost Civilization
Run Time: 60 mins
Air Date: Wed, 13 Apr 1966
Average Rating: ⭐ 5.7 (3 votes)
CBSSeason 1 - Episode 27
Average Rating: ⭐ 5.7 (3)
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.