Detective Shindo
Naoko Shindo
Mas Selina Salno
Malmess, Chief Assassin
Professor Miura
Dr. Tsukamoto
Shobijin
Chief Detective Okita
Prime Minister (uncredited)
Alien Expert (uncredited)
Honest Fisherman (uncredited)
Geologist (uncredited)
Editor in Chief Kanamaki
Assassin with Mustache (uncredited)
Short-Tie Assassin (uncredited)
Door-Opener Assassin (uncredited)
Journalist (uncredited)
Boss of Assassins (uncredited)
Would-Be Hat Retriever (uncredited)
Tourist with Lost Hat (uncredited)
Astronomer (uncredited)
Princess Salno's aide (uncredited)
Chief of Infant Island (uncredited)
Ship Captain (uncredited)
Meteoritic (uncredited)
Hotel Clerk (uncredited)
Man in Crowd (uncredited)
Villager (uncredited)
Self / TV Host (uncredited)
Mother Shindo (uncredited)
Godzilla (uncredited)
King Ghidorah (uncredited)
Rodan (uncredited)