watch 01:24 The Loop (TV) Do you like this video? The contents of this article or section are considered to be non-canon and therefore may not have actually happened/existed. An alien from the 1953 movie Robot Monster. History The Ro-Man teleports into a crowd of all the other monsters and then begins to shake his fist. Appearances Episode – "My Big Fat Geek Wedding" (Someone at the convention is in cosplay) Episode – "Treehouse of Horror XXIV" Retrieved from "https://simpsons.fandom.com/wiki/Ro-Man?oldid=583464" Categories: Robots Aliens Monsters Horror movie characters Treehouse of Horror characters Apes Community content is available under CC-BY-SA unless otherwise noted.