Raymond Burr

~ as ~

Steve Martin

Toyoaki Suzuki

~ as ~

Shinkichi (as Tuyoaki Suzuki)

Frank Iwanaga

~ as ~

Security Officer Tomo Iwanaga (as Frank Iwaiga)

Akira Takarada

~ as ~

Ogata (as Akiro Takarata)

Akihiko Hirata

~ as ~

Dr. Serizawa

Sachio Sakai

~ as ~

Hagiwara

Takashi Shimura

~ as ~

Dr. Yamane

Momoko Kôchi

~ as ~

Emiko Yamane (as Momaku Kuchi)

Fuyuki Murakami

~ as ~

Dr. Tabata (uncredited)

Ren Yamamoto

~ as ~

Seiji (uncredited)