Detective Shindo
Naoko Shindo
Professor Murai
Dr. Tsukamoto
Shobijin
Princess Maas Doulina Salno of Selgina
Chief Assassin Malmess
Chief Detective Okita
Prime Minister
Alien Expert
Honest Fisherman
Geologist
Editor in Chief Kanamaki
Assassin with Mustache (uncredited)
Short-Tie Assassin
Door-Opener Assassin
Journalist
Boss of Assassins
Would-Be Hat Retriever
Tourist with Lost Hat
Astronomer
Princess Salno's aide
Chief of Infant Island
