Five vacationers and two crewmen become stranded on a tropical island near the equator. The island has little edible food for them to use as they try to live in a fungus covered hulk while repairing Kessei's yacht. Eventually they struggle over the food rations which were left behind by the former crew. Soon they discover something unfriendly there...

Ishirō Honda
Ishirō Honda
Director
Takeshi Kimura
Takeshi Kimura
Screenplay
Masami Fukushima
Masami Fukushima
Story
Shinichi Hoshi
Shinichi Hoshi
Story
Kumi Mizuno
Kumi Mizuno
Mami Sekiguchi - Singer
Hiroshi Koizumi
Hiroshi Koizumi
Naoyuki Sakuta - Skipper
Kenji Sahara
Kenji Sahara
Senzô Koyama - Sailor
Hiroshi Tachikawa
Hiroshi Tachikawa
Etsurô Yoshida - Writer
Yoshio Tsuchiya
Yoshio Tsuchiya
Masafumi Kasai - Owner
Miki Yashiro
Miki Yashiro
Akiko Sôma - Student
Hideyo Amamoto
Hideyo Amamoto
Transitional Matango
Takuzō Kumagai
Takuzō Kumagai
Doctor (as Jiro Kumagai)
Akio Kusama
Akio Kusama
Police Personnel
Akira Kubo
Akira Kubo
Kenji Murai - Professor