• 
  Ishirô Honda

  regizor
• 
  Terry O. Morse

  regizor

• 
  James Hong

  Ogata / Serizawa
• 
  Raymond Burr

  Steve Martin
• 
  Takashi Shimura

  dr. Yamane
• 
  Kin Sugai
• 
  Kokuten Kodo

  Old Man on Hill on Oto Island
• 
  Kenji Sahara

  Man on Boat

• 
  Akira Takarada

  Hideto Ogata
• 
  Momoko Kôchi

  Emiko Yamane
• 
  Akihiko Hirata

  Dr. Serizawa
• 
  Frank Iwanaga

  Security Officer Tomo Iwanaga
• 
  Fuyuki Murakami

  Dr. Tabata
• 
  Toranosuke Ogawa

  President of Company
• 
  Tadashi Okabe

  Dr. Tabata's Assistant

• 
  Sachio Sakai

  Hagiwara
• 
  Toyoaki Suzuki

  Shinkichi
• 
  Ren Yamamoto

  Seiji

• 
  Terry O. Morse

  montaj
• 
  Joseph E. Levine

  producător
• 
  Tomoyuki Tanaka

  producător
• 
  Ira Webb

  second unit director or assist
• 
  Ishirô Honda

  scriitor