This article is a stub. You can help Fictional Characters Wiki by expanding it. Jeffrey "Jeff" Fungus is the (former) tertiary antagonist of Monsters, Inc. He is Randall's former assistant. Gallery Coming soon! Retrieved from "https://characters.fandom.com/wiki/Jeff_Fungus?oldid=123898" Categories: Article stubs Male Antagonists Heroes Anti-Hero Reformed Characters Community content is available under CC-BY-SA unless otherwise noted.