A mining engineer investigates the deaths of his colleagues, discovering prehistoric nymphs and a creature capable of flying - and wreaking havoc - at supersonic speeds.
as Shigeru Kawamura / Sunagawa / Toji (voice)
as Kiyo / woman outside hospital / female honeymooner (voice)
as Dr. Kyuichiro Kashiwagi / Izeki / male honeymooner (voice)
as Nishimura / Suda / Dr. Tanaka / Air Force officer / Kitahara (voice)
as Air Self-Defense Force commander / Air Force pilot / newsreader (voice)
as Osaki / Professor Minami / hotel manager / farmer (voice)
as Otami (voice)
as Narrator
as Rodan / Meganulon (uncredited)
as Shigeru Kawamura
as Kiyo
as Dr. Kyuichiro Kashiwagi
as Osaki
as Izeki
as Nishimura
