Invasion of the Underdwellers
- Episode aired Nov 1, 1975
- 24m
General Urko hatches a scheme to declare war on the Underdwellers. Bill, Jeff, and Judy must find a way to stop him.General Urko hatches a scheme to declare war on the Underdwellers. Bill, Jeff, and Judy must find a way to stop him.General Urko hatches a scheme to declare war on the Underdwellers. Bill, Jeff, and Judy must find a way to stop him.