Diễn viên
Rita Savagnone
Emiko Yamane (voice)
Gianfranco Bellini
Dr. Serizawa (voice) (uncredited)
村上冬樹
Dr. Tabata (uncredited)
山本廉
Seiji (uncredited)
宝田明
Ogata
Giuseppe Rinaldi
Ogata (voice)
岡部正
Dr. Tabata's Assistant (uncredited)
Mikel Conrad
George Lawrence (uncredited)
手塚 勝巳
Godzilla (uncredited)
Raymond Burr
Steve Martin
平田昭彦
Dr. Serizawa
志村喬
Dr. Yamane
Emilio Cigoli
Steve Martin (voice)
小川虎之助
President of Company (uncredited)
Frank Iwanaga
Security Officer Tomo Iwanaga (uncredited)
高堂国典
The Old Fisherman (uncredited)
堺 左千夫
Hagiwara (uncredited)
佐原健二
Man on Boat (uncredited)
中島春雄
Godzilla (uncredited)
河内桃子
Emiko Yamane