
A mining engineer investigates the deaths of his colleagues, discovering prehistoric nymphs and a creature capable of flying - and wreaking havoc - at supersonic speeds.

A mining engineer investigates the deaths of his colleagues, discovering prehistoric nymphs and a creature capable of flying - and wreaking havoc - at supersonic speeds.
Ishirō HondaDirector
Keye LukeShigeru Kawamura / Sunagawa / Toji (voice)
George TakeiDr. Kyuichiro Kashiwagi / Izeki / male honeymooner (voice)
Paul FreesNishimura / Suda / Dr. Tanaka / Air Force officer / Kitahara (voice)
Marvin MillerAir Self-Defense Force commander / Air Force pilot / newsreader (voice)
James YagiOsaki / Professor Minami / hotel manager / farmer (voice)