"A mining engineer investigates the deaths of his colleagues, discovering prehistoric nymphs and a creature capable of flying - and wreaking havoc - at supersonic speeds."
Keye Luke
as Shigeru Kawamura / Sunagawa / Toji (voice)
Aya Oyama
as Kiyo / woman outside hospital / female honeymooner (voice)
George Takei
as Dr. Kyuichiro Kashiwagi / Izeki / male honeymooner (voice)
Paul Frees
as Nishimura / Suda / Dr. Tanaka / Air Force officer / Kitahara (voice)
Marvin Miller
as Air Self-Defense Force commander / Air Force pilot / newsreader (voice)
James Yagi
as Osaki / Professor Minami / hotel manager / farmer (voice)
Jane Chang
as Otami (voice)
David Duncan
as Narrator
Haruo Nakajima
as Rodan / Meganulon (uncredited)
Kenji Sahara
as Shigeru Kawamura
Yumi Shirakawa
as Kiyo
Akihiko Hirata
as Dr. Kyuichiro Kashiwagi
Minosuke Yamada
as Osaki
Yoshibumi Tajima
as Izeki
Akio Kobori
as Nishimura
Ishirō Honda
Director
Isamu Ashida
Director of Photography
Eiji Tsuburaya
Special Effects
Jun Fukuda
First Assistant Director
Ken Kuronuma
Story
Visual Effects Director
Frank King
Producer
Herman King
Maurice King
Stunts
Writer
Robert S. Eisen
Supervising Film Editor
Tomoyuki Tanaka
Associate Producer
Paul Sawtell
Music
Bert Shefter
Herschel Burke Gilbert
Akira Ifukube
Original Music Composer