This article is a stub. You can help SuperFriends Wiki by expanding it. We have prepared templates as a guide to page creation. (This template will categorize articles that include it into the "Category:Article stubs" category.) Invasion of the Hydronoids Season Episode 2 3-A Airdate September 24, 1977 Length Written by Directed by Main Super Heroes(s) AquamanBatmanRobin Main Villain(s) Hydronoids Guest starring Setting Gulf Coast, 1977 Previous Episode Next Episode The Antidote Hitchhike Retrieved from "https://superfriends.fandom.com/wiki/Invasion_of_the_Hydronoids?oldid=82346" Categories: Article stubs Episodes 1977 Releases Community content is available under CC-BY-SA unless otherwise noted.