Full Cast
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Raymond Burr
Steve Martin
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Takashi Shimura
Dr. Yamane
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Momoko Kôchi
Emiko Yamane
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Akira Takarada
Ogata
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Akihiko Hirata
Dr. Serizawa
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Sachio Sakai
Hagiwara
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Fuyuki Murakami
Dr. Tabata
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Ren Yamamoto
Seiji
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Toyoaki Suzuki
Shinkichi
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Tadashi Okabe
Dr. Tabata's Assistant
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Toranosuke Ogawa
President of Company
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Frank Iwanaga
Security Officer Tomo Iwanaga
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Sammee Tong
Dr. Yamane / Dr. Tabata / misc. characters (voices) (uncredited)
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James Hong
Ogata / Dr. Serizawa / Hagiwara / misc. characters (voices) (uncredited)
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Amy Iwanabe
Emiko Yamane (voice) (uncredited)
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Mikel Conrad
George Lawrence (uncredited)
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Paul Frees
Unidentified Character (voice) (uncredited)
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Hiroshi Hayashi
Chairman of Diet Committee (uncredited)
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Ren Imaizumi
Radio Operator (uncredited)
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Kokuten Kōdō
The Old Fisherman (uncredited)
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Takeo Oikawa
Chief of Emergency Headquarters (uncredited)
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Tsuruko Mano
The Boy's Mother (uncredited)
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Kenji Sahara
Man on Boat (uncredited)
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Kin Sugai
Ozawa-san (uncredited)
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Lee Miller
Man in Line at Airport (uncredited)
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Haruo Nakajima
Godzilla (uncredited)
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Katsumi Tezuka
Godzilla (uncredited)
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Ryosaku Takasugi
Godzilla (uncredited)
