Gigantis, the Fire Monster

清水将夫 as Dr. Tadokoro 恩田清二郎 as Commander (as Serjiro Onda) 木匠マユリ as Radio Operator 大村千吉 as Convict (uncredited) 広瀬正一 as Convict (uncredited) Keye Luke as Tsukioka / Policeman (voice) (uncredited) Marvin Miller as Kobayashi / Dr. Yamane / Narrator (voice) (uncredited) 大友伸 as Convict Leader (uncredited) 若山セツ子 as Hidemi 千秋実 as Kobayashi (as Mindru Chiaki) 土屋嘉男 as Tajima 山田巳之助 as Chief of Civil Defense (uncredited) Paul Frees as Commander / Father / Convict (voice) (uncredited) 澤村宗之助 as Shibeki 中島春雄 as Gigantis (uncredited) 手塚勝巳 as Angurus (uncredited) 小泉博 as Tsukioka 山本廉 as Ikeda (uncredited) George Takei as Ikeda / Osaka SDF Dispatcher (voice) (uncredited) James Yagi as Osaka SDF Captain (voice) (uncredited) 志村喬 as Dr. Yamane

Ib Melchior Original Story 香山滋 Novel, Original Story 成田 亨 Special Effects Assistant, Visual Effects Art Director 井上 泰幸 Special Effects Assistant, Visual Effects Art Director 開米 栄三 Costume Design, Modeling 円谷一 Special Effects, Special Effects Assistant, Visual Effects Camera 有川貞昌 Special Effects, VFX Director of Photography 小田基義 Director 浅井 正勝 Special Effects, Special Effects Assistant 渡辺 明 Visual Effects Art Director 真野田 陽一 Special Effects, Special Effects Assistant, Visual Effects Camera 田中友幸 Producer 鈴木儀雄 Assistant Costume Designer, Modeling 佐藤勝 Original Music Composer Paul Schreibman Producer, Presenter 円谷英二 Special Effects, Visual Effects, Visual Effects Director 富岡 素敬 Special Effects, Special Effects Assistant, Visual Effects Camera 飯塚 定雄 Visual Effects 高野宏一 Special Effects, Special Effects Assistant, Visual Effects Camera Teizô Toshimitsu Costume Design, Sculptor, Modeling