cast
- Raymond Burr
- Steve Martin
- Takashi Shimura
- Dr. Kyohei Yamane
- Momoko Kochi
- Emiko Yamane
- Akira Takarada
- Hideto Ogata
- Akihiko Hirata
- Daisuke Serizawa
- Sachio Sakai
- Hagiwara
- Fuyuki Murakami
- Dr. Tabata
- Ren Yamamoto
- Sieji
- Toranosuke Ogawa
- President of Shipping Company
- Kenji Sahara
- Man aboard Ship
- Katsumi Tezuka
- Hagiwara's Editor (Japanese version only)/Gojira
- Frank Iwanaga
- Security Officer Tomo Iwanaga
- Haruo Nakajima
- Newspaper Employee (Japanese version only)/Power Subs
- Kokuten Kodo
- Gisaku, Oto Island Patriarch
- Kin Sugai
- Miss Ozawa, member of Parliament
crew
- Terrell O. Morse
- Director, Editor
- Guy Roe
- Cinematographer
- Shigeru Kayama
- Short Story Author
