久保明

Kenji Murai - Professor

水野久美

Mami Sekiguchi - Singer

小泉博

Naoyuki Sakuta - Skipper

佐原健二

Senzô Koyama - Sailor

土屋嘉男

Masafumi Kasai - Owner

Miki Yashiro

Akiko Sôma - Student

熊谷卓三

Doctor (as Jirô Kumagai) (uncredited)

草間璋夫

Police Personnel (uncredited)

手塚勝巳

Police Personnel (uncredited)

中島春雄

Matango

天本英世

Skulking Transitional Matango (uncredited)