Glenn FordPresident Richardson

Robert VaughnSenator Barkley

Masao KusakariDoctor Shûzô Yoshizumi

Yumi TakigawaAsami Noriko

Henry SilvaGeneral Garland

Bo SvensonMajor Carter

Stephanie FaulknerSarah Baker

Stuart GillardDoctor Ed Meyer

Cec LinderDoctor Latour

Chuck ConnorsCaptain McCloud - HMS Nereid

George KennedyAdmiral Conway

Olivia HusseyMarit

Edward James OlmosCaptain Lopez

Isao NatsuyagiCommander Nakanishi

Julie KhanerSecretary - Palmer Station

George TouliatosCol. Rankin

Sonny ChibaDr. Yamauchi

Tsunehiko WataseYasuo Tatsuno

Kensaku MoritaRyûji Sanazawa

Toshiyuki NagashimaAkimasa Matsuo

Nicholas CampbellRadio Operator - Palmer Station

Chris WigginsDr. Borodinov

Eve CrawfordDr. Irma Ollich

John BaylissMajor King

John RutterSailor #1 - HMS Nereid

Alf HumphreysSailor #2 - HMS Nereid

Michael ToughYoung Sailor - HMS Nereid

Ken OgataProf. Tsuchiya

William BinneyWhite House Aide Simmons

Stuart GillardDr. Ed Meyer

Colin FoxSpy Z

Ken PogueDr. Krause

Alberta Watson

Danielle SchneiderSecretary - Palmer Station

Mitsuko OkaTatsuno Yoshiko

Takashi NoguchiDoctor's Assistant

Nenji KobayashiDoctor's Assistant #2

Haruki KadokawaCrew Member

Chū TakatsukiCrew Member

Takeshige HatanakaCrew Member

Chikara GonoueCrew Member

Danielle SchneiderAmerican Antarctic Crew Member

Kinji FukasakuDirector & Screenplay

Kōji TakadaScreenplay

Gregory KnappScreenplay

Sakyo KomatsuNovel

Haruki KadokawaProducer

Takashi ŌhashiProducer

Yutaka OkadaProducer