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