On screen
Cast
22 credited performers
Joseph Cotten
Capt. Craig McKenzie / Cmdr. Glenn McKenzie
Cesar Romero
Dr. Malic / Lt. Hastings
Akira Takarada
Dr. Ken Tashiro
Masumi Okada
Dr. Jules Masson
Richard Jaeckel
Perry Lawton
Patricia Medina
Lucretia
Mari Nakayama
Tsuruko Okada
Akihiko Hirata
Dr. Sugata
Tetsu Nakamura
Dr. Okada
Artwork unavailable
Hikaru Kuroki
Capt. Kroiga
Hitoshi Ōmae
Kobo
Linda Haynes
Dr. Anne Barton
Susumu Kurobe
Chin
Haruo Nakajima
Griffon / Giant Rat / Bat Man
Artwork unavailable
Hiroshi Sekita
Warren / Bat Man
Artwork unavailable
Teruo Aragaki
Giant Rat (uncredited)
Artwork unavailable
Haruyoshi Nakamura
Giant Rat (uncredited)
Artwork unavailable
Susumu Utsumi
Bat Man (uncredited)
Artwork unavailable
Seiji Onaka
Sailor on escort ship (uncredited)
Osman Yusuf
Subordinate with gun (uncredited)
Wataru Ōmae
Advisor (uncredited)
Burr Middleton
Additional Voices (voice) (uncredited)