...
Steve Martin
...
Dr. Yamane
...
Emiko Yamane
...
Ogata
...
Dr. Serizawa
...
Hagiwara
...
Dr. Tabata
...
Seiji
...
Shinkichi
...
Dr. Tabata's Assistant
...
President of Company
...
Security Officer Tomo Iwanaga
...
Dr. Yamane / Dr. Tabata (voice) (uncredited)
...
Ogata / Dr. Serizawa / Hagiwara (voice) (uncredited)
...
George Lawrence (uncredited)
...
Unidentified Character (voice) (uncredited)
...
Chairman of Diet Committee (uncredited)
...
Radio Operator (uncredited)
...
The Old Fisherman (uncredited)
...
Chief of Emergency Headquarters (uncredited)
...
The Boy's Mother (uncredited)
...
Man on Boat (uncredited)
...
Ozawa-san (uncredited)
...
Man in Line at Airport (uncredited)
...
Godzilla (uncredited)
...
Godzilla (uncredited)
...
Godzilla (uncredited)
...Steve Martin
...Dr. Yamane
...Emiko Yamane
...Ogata
...Dr. Serizawa
...Hagiwara
...Dr. Tabata
...Seiji
...Shinkichi
...Dr. Tabata's Assistant
...Security Officer Tomo Iwanaga
...Dr. Yamane / Dr. Tabata (voice) (uncredited)
...Ogata / Dr. Serizawa / Hagiwara (voice) (uncredited)
...George Lawrence (uncredited)
...Unidentified Character (voice) (uncredited)
...Chairman of Diet Committee (uncredited)
...The Old Fisherman (uncredited)
...Man on Boat (uncredited)
...Ozawa-san (uncredited)
...Man in Line at Airport (uncredited)
...Godzilla (uncredited)
...Godzilla (uncredited)