Season 2, Episode 18 The Secret City of Limbo
First Aired: January 18, 1970
Danger awaits the travelers in a secret underground nation. Taru: Malachi Throne. Aza: Joseph Ruskin. Steve: Gary Conway. Fitzhugh: Kurt Kasznar. Krane: Whit Bissell. Valerie: Deanna Lund. Mylo: Peter Jason. Dan: Don Marshall. Barry: Stefan Arngrim.
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- Rating: TV-G
- Premise: Flight insurance is no consolation: Seven travelers to London wind up in a space warp and land on a planet whose inhabitants are 12 times their size. (more)