1 Season
26 Episode
Jonny Quest - Season 1 Episode 20 The Invisible Monster (1965)
Dr. Quest responds to the distress signal from a fellow scientist, who has accidentally unleashed an (invisible) energy monster on a South Pacific island.
- Country : United States of America
- Genre : Action & Adventure, Animation
- Studio : ABC
- Director : Joseph Barbera, William Hanna, Doug Wildey
- Cast : Tim Matheson, Mike Road, Danny Bravo, Don Messick