Credits
Cast

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

Takuzō Kumagai
Doctor (as Jirô Kumagai) (uncredited)
Yutaka Oka
Doctor (uncredited)
Keisuke Yamada
Doctor (uncredited)

Akio Kusama
Police Personnel (uncredited)
Kazuo Higata
Police Personnel (uncredited)

Katsumi Tezuka
Police Personnel (uncredited)

Haruo Nakajima
Matango

Hideyo Amamoto
Skulking Transitional Matango (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)
Art
Shigekazu Ikuno
Production Design
Camera

Hajime Koizumi
Director of Photography
Costume & Make-Up
Shigeru Komatsuzaki
Costume Design
Crew

Akira Watanabe
Special Effects

Keizô Murase
Special Effects
Kaimai Eizo
Special Effects

Teruyoshi Nakano
Special Effects Assistant
Shigeru Nakamura
Special Effects Manager, Production Manager
Directing

Ishirō Honda
Director

Koji Kajita
First Assistant Director
Editing
Reiko Kaneko
Editor
Lighting
Seishichi Kojima
Lighting Technician
Production

Tomoyuki Tanaka
Executive Producer
Tadashi Koike
Production Manager
Sound

Sadao Bekku
Original Music Composer
Minoru Kaneyama
Sound Effects
Hisashi Shimonaga
Sound Mixer
Fumio Yanoguchi
Sound Recordist
Visual Effects

Eiji Tsuburaya
Special Effects Supervisor, Special Effects, Visual Effects
Writing

Takeshi Kimura
Screenplay, Adaptation
William Hope Hodgson
Short Story
Masami Fukushima
Story
Shinichi Hoshi
Story