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
Hikaru Kuroki
Capt. Kroiga
Hitoshi Ōmae
Kobo
Linda Haynes
Dr. Anne Barton
Susumu Kurobe
Chin
Haruo Nakajima
Griffon / Giant Rat / Bat Man
