Mothra

Frankie Sakai

As Senichiro 'Sen-chan' Fukuda

Hiroshi Koizumi

As Dr. Shin'ichi Chûjô

Kyōko Kagawa

As Michi Hanamura

Jerry Itō

As Clark Nelson

Ken Uehara

As Dr. Harada

Emi Ito

As Shobijin (Twin Fairy)

Yumi Ito

As Shobijin (Twin Fairy)

Takashi Shimura

As News Editor

Akihiro Tayama

As Shinji Chûjô

Akihiko Hirata

As Doctor

Tetsu Nakamura

As Nelson's Henchman

Obel Wyatt

As Dr. Roff

Seizaburō Kawazu

As General

Yoshibumi Tajima

As Military Advisor

Robert Dunham

As Rolisican Official

Kenji Sahara

As Helicopter Pilot

Yoshio Kosugi

As Ship Captain

Ren Yamamoto

As Ship Survivor

Haruya Katō

As Ship Survivor

Shōichi Hirose

As Dam Worker

Hiroshi Takagi

As Nelson's Henchman

Yasuhisa Tsutsumi

As Woodcutter

Teruko Mita

As Rest House Owner's Wife

Kōji Iwamoto

As Nelson's Henchman

Mitsuo Tsuda

As Surveyor

Masamitsu Tayama

As Shinji Chûjô

Toshio Miura

As Nelson's Henchman

Tadashi Okabe

As Surveyor

Akira Wakamatsu

As Nelson's Henchman

Yutaka Nakayama

As Radio Communicator

Osman Yusuf

As Nelson's Rolisican Henchman

Akira Yamada

As Island Worshipper

Kôji Uno

As Police Officer

Wataru Ōmae

As Official

Toshihiko Furuta

As Dam Worker

Keisuke Matsuyama

As Shipmate

Takeo Nagashima

As Island Dancer

Mitsuo Matsumoto

As Police Officer

Hideo Shibuya

As Journalist

Kazuo Hinata

As Official

Shigeo Katō

As Dam Watchman

Rinsaku Ogata

As Ship Survivor

Yutaka Oka

As Captain of Transport

Kô Hayami

As Island Dancer

Hiroyuki Satake

As Police officer

Kazuo Imai

As Announcer

Hiroshi Akitsu

As Nelson's henchman

Akio Kusama

As Surveyor

Gorô Sakurai

As Member of Task Force

Haruo Nakajima

As Mothra

Katsumi Tezuka

As Mothra