G.I. Joe: A Real American Hero - Season 4 Episode 9
Watch TV Shows G.I. Joe: A Real American Hero HD Cobra Commander believes a hidden city under the sea will make him rich, but both the Joes and Cobra find out it holds a more dangerous secret...
- Year: 1992
- Country: United States of America
- Genre: Animation, Action & Adventure
- Studio: Syndication
- Director: Ron Friedman
- Cast: Ted Harrison, Christopher Collins, Maurice LaMarche, Don Brown, Garry Chalk, Morgan Lofting