K-20: Kaijin niju menso den

Takeshi Kaneshiro

Heikichi Endo

Takako Matsu

Yoko Hashiba

Tôru Nakamura

Kogoro Akechi

Kanata Hongô

Yoshio Kobayashi

Jun Kunimura

Genji

Yuki Imai

Shinsuke

Fumiyo Kohinata

Ringmaster

Takeshi Kaga

Mysterious Gentleman

Kyûsaku Shimada

Designer

Kazuyoshi Kushida

Doctor Yagi

Jun Kaname

Doctor Yagi's assistant

Yutaka Matsushige

Prisoner

Edward L. Papazian

Reiko Takashima

Kikuko

Kyusaku Shimada

Tôru Masuoka

Inspector Namikoshi

Hideji Ôtaki

Company president Hashiba

Hana Kino

Yoko Hashiba's maid

Ryôhei Abe

Shimako Sato

Shimako Sato

So Kitamura

Kozo Shibazaki

Naoki Sato

Ryuji Miyajima

Kakusei Fujiwara

Shuji Abe

Seiji Okuda

Kiyoko Shibuya