Cast 15
Keye Luke
Shigeru Kawamura / Sunagawa / Toji (voice)
Aya Oyama
Kiyo / woman outside hospital / female honeymooner (voice)
George Takei
Dr. Kyuichiro Kashiwagi / Izeki / male honeymooner (voice)
Paul Frees
Nishimura / Suda / Dr. Tanaka / Air Force officer / Kitahara (voice)
Marvin Miller
Air Self-Defense Force commander / Air Force pilot / newsreader (voice)
James Yagi
Osaki / Professor Minami / hotel manager / farmer (voice)
Jane Chang
Otami (voice)
David Duncan
Narrator
Haruo Nakajima
Rodan / Meganulon (uncredited)
Kenji Sahara
Shigeru Kawamura
Yumi Shirakawa
Kiyo
Akihiko Hirata
Dr. Kyuichiro Kashiwagi
Minosuke Yamada
Osaki
Yoshifumi Tajima
Izeki
Akio Kobori
Nishimura
Crew 17
Ishirō Honda
Director
Isamu Ashida
Director of Photography
Eiji Tsuburaya
Special Effects
Jun Fukuda
First Assistant Director
Ken Kuronuma
Story
Eiji Tsuburaya
Visual Effects Director
Frank King
Producer
Herman King
Producer
Maurice King
Producer
Haruo Nakajima
Stunts
David Duncan
Writer
Robert S. Eisen
Supervising Film Editor
Tomoyuki Tanaka
Associate Producer
Paul Sawtell
Music
Bert Shefter
Music
Akira Ifukube
Original Music Composer