Akira Kubo
Kenji Murai - Professor
Kumi Mizuno
Mami Sekiguchi - Singer
Hiroshi Koizumi
Naoyuki Sakuta - Skipper
Kenji Sahara
Senzô Koyama - Sailor
Hiroshi Tachikawa
Etsurô Yoshida - Writer
Yoshio Tsuchiya
Masafumi Kasai - Owner
Miki Yashiro
Akiko Sôma - Student
Akio Kusama
Police Personnel (uncredited)
Katsumi Tezuka
Police Personnel (uncredited)
Haruo Nakajima
Matango
Hideyo Amamoto
Skulking Transitional Matango (uncredited)
Takuzō Kumagai
Doctor (as Jirô Kumagai) (uncredited)
Yutaka Oka
Doctor (uncredited)
Keisuke Yamada
Doctor (uncredited)
Kazuo Higata
Police Personnel (uncredited)
Tokio Ôkawa
Matango
Kōji Uruki
Matango
Masaki Shinohara
Matango
Kuniyoshi Kashima
Transitional Matango (uncredited)
Toku Ihara
Transitional Matango (uncredited)
Mitsuko Hayashi
Nurse (uncredited)
Tsurue Ichimanji
Nurse (uncredited)
