Toyoaki Suzuki
Shinkichi (as Tuyoaki Suzuki)
Frank Iwanaga
Security Officer Tomo Iwanaga (as Frank Iwaiga)
Akira Takarada
Ogata (as Akiro Takarata)
Momoko Kôchi
Emiko Yamane (as Momaku Kuchi)
Mikel Conrad
George Lawrence (uncredited)
Toranosuke Ogawa
President of Company (uncredited)
Tadashi Okabe
Dr. Tabata's Assistant (uncredited)
Kokuten Kōdō
The Old Fisherman (uncredited)
Raymond Royer
Unidentified Character (voice)
Michel François
Unidentified Character (voice)
Roland Ménard
Unidentified Character (voice)
Violette Jean
Unidentified Character (voice)
René Blancard
Unidentified Character (voice)
Maurice Favières
Unidentified Character (voice)
Dominique Rémy
Unidentified Character (voice)
Gérard Kérise
Unidentified Character (voice)
Louis Perdoux
Unidentified Character (voice)
Claude Dupuis
Unidentified Character (voice)
Eddy Rasimi
Unidentified Character (voice)
Yasuhisa Tsutsumi
Odo Islander (uncredited)
Kenzo Echigo
Sailor playing harmonica on Eiko Maru (uncredited)
Masaki Shinohara
Eiko Maru crewmember (uncredited)
Yū Fujiki
Eiko Maru wireless communications officer (uncredited)
Tokio Ôkawa
Male family member of missing sailors (uncredited)
Ishirō Honda
Substation worker (uncredited)
Shōichi Hirose
Representative (uncredited)
Haruya Sakamoto
Newspaper reporter on Shikine (uncredited)
Kōji Uruki
Assistant to announcer on Shikine (uncredited)
