- Nobuhiro Kajima
- Akio
- Miyuki Akiyama
- Tomoko
- Christopher Murphy
- Tom
- Yûko Hamada
- Kuniko
- Eiji Funakoshi
- Dr. Shiga
- Kon Ômura
- Officer Kondo (AKA: 'Kon-chan')
- Hiroko Kai
- Florbella
- Reiko Kasahara
- Barbella
- Shô Natsuki
- News Reporter
- Naoyuki Abe
- Eiichi Kanamura
- Carl Craig
- Jim Morgan / Crane (archive footage)
- Edith Hanson
- Elza - Tom's Mother
- Umenosuke Izumi
- Gamera
- Tôru Takatsuka
- Masao Nakaya
- Yoshiro Uchida
- Toshio Sakurai
