The creatures living on the island includes Godzilla, Godzilla Junior, Mothra, Mothra Leo, Rodan, Fire Rodan, King Ghidorah, Mecha-King Ghidorah, Mechagodzilla (the Heisei version), Anguirus, Gigan, Hedorah, Destoroyah, Baragon, King Caesar, Moguera, Megalon, Battra, SpaceGodzilla, Gorosaurus, Kamacuras and Jet Jaguar.

Kumonga, Ebirah, Varan, Manda, the Showa Mechagodzilla, Titanosaurus, Gabara (though a location is named after him), Minilla, Biollante, Oodako, Ookondoru, and Shockirus does not appear in the series.

Ebirah, Manda and Varan are mentioned in the theme song, while King Kong does not appear in the series due to legal reasons.

A CD of theme music, mostly composed by Akira Ifukube, was released in 1997 by Polygram entitled 'Welcome To Godzilla Island'.

[3] In 2018, Toho began streaming the series in Japan on the official Godzilla YouTube channel, with each episode made available for four weeks after its release.