Joaquín GrauWritingNo biography available.Known For4.6Mystery on Monster Island19815.2Sea Devils1982Fan ClubNo Nerds have favorited Joaquín Grau yet — be the first.All fan clubsFrom NerdspinFilmographyWriting31983Extraterrestrial VisitorsFilmWriter★ 2.61982Sea DevilsFilmWriter★ 5.21981Mystery on Monster IslandFilmWriter★ 4.6