Godzilla

Rita Savagnone

Emiko Yamane (voice)

Giuseppe Rinaldi

Ogata (voice)

Vittorio Cramer

George Lawrence (voice) (as Vittorio Kramer)

Pino Locchi

Security Officer Tomo Iwanaga (voice)

Gianfranco Bellini

Dr. Serizawa (voice) (uncredited)

Bruno Persa

Dr. Yamane (voice) (uncredited)

堺 左千夫

Hagiwara (uncredited)

村上冬樹

Dr. Tabata (uncredited)

Ren Yamamoto

Seiji (uncredited)

Toyoaki Suzuki

Shinkichi (uncredited)

岡部正

Dr. Tabata's Assistant (uncredited)

小川虎之助

President of Company (uncredited)

Frank Iwanaga

Security Officer Tomo Iwanaga (uncredited)

Mikel Conrad

George Lawrence (uncredited)

高堂国典

The Old Fisherman (uncredited)

Kenji Sahara

Man on Boat (uncredited)

Haruo Nakajima

Godzilla (uncredited)

手塚 勝巳

Godzilla (uncredited)