Die Seaview - In geheimer Mission
Richard BasehartAdm. Harriman Nelson
David HedisonCaptain Crane
Terry BeckerChief Sharkey
Richard BullDoctor
Del MonroeKowalski, Kowalski (uncredited)- RRobert DowdellLt. Comdr. Chip Morton, Chip Morton
Paul TrinkaPatterson, Malloy (uncredited), Patterson (uncredited)- MMarco LópezCrew member with fire extinguisher (uncredited), Seaview Crewman (uncredited), Crewman (uncredited)
- AArch WhitingSparks, Sparks (uncredited)
Henry KulkyChief Curley Jones, Curley Jones
Ted JordanCrewman (uncredited), Burns (uncredited), Astronaut #2 (uncredited)
Michael AnsaraMalinoff, Capt. Tomas Ruiz
Mark SladeMalone- AAlfred ShellyChairman (uncredited), Murphy
James DoohanPresidential Assistant, Lawrence Tobin (uncredited)- FFrançoise RuggieriCapt. Verna Trober, Brenda
Peter Mark RichmanGantt, John Hendrix
Linda Cristal
Nick Adams
Charles McGraw
Leslie Nielsen
Victor BuonoTabor Ulrich
John Cassavetes
Yvonne Craig
Adam WilliamsChief
Al Ruscio
Les Tremayne- DDanica D'HondtLola Hale
Diane WebberMermaid- DDouglas BankWitt
Judy LangAngie
Barbara BouchetTippy Penfield
Regis ToomeyGeorge Penfield
Cyril DelevantiNoah Grafton
Charles DierkopLeft-Handed Man- MMichael BarrierCabrillo
Ted de CorsiaForeign General
Herbert LyttonFirst Admiral
Brooke BundyGundi
Nicholas ColasantoReporter (uncredited)
Lloyd BochnerMartin Davis
Edgar BergenKenner
Walter BrookeDan Case
Eric FeldaryDeiner
Dayton LummisReinhardt
Roger C. CarmelAdmiral Halder
John GallaudetAdmiral Johnson
David SheinerChandler
Frank FergusonAir Force General
Damian O'FlynnDr. Thompson
Don KnightSven Larsen
Arthur FranzArcher
Alvy MooreHoff
Harold J. StoneAdmiral Jiggs Starke
John BannerRussian Chairman
Edward PlattMorgan
Nancy KovackMonique
Susan FlanneryStenographer (uncredited)
Patrick WayneFraser- NNick DimitriAlien #2 (uncredited)
Carroll O'ConnorOld John
Peter AdamsJohnson
Richard CarlsonMattson
Anna-LisaSigrid
Steven GerayDalgren
Frank RichardsHassler
Stan JonesAnderson
Torben MeyerProprietor- GGreger VigenThe Boy
Erik HollandGartern- KKort FalkenbergThe Father
- GGordon GilbertO'Brien
Everett SloaneGronski
Paul CarrClark
Ford RaineyU.S. President- RRobert CarsonS.A.C. General
James DarrenOmir
Seymour CasselJensen
Paul FixSam Burke
Hurd HatfieldLeopold Zeraff
John AldersonRound-Face
Peter BroccoXanthos
Peter MamakosNicolas
Joseph WalshAtlas
Viveca LindforsLaura
John HoytGeneral Beeker
Malcolm AtterburyCommander Jamison
David LewisDr. Kranz
Berry KroegerChairman
Vincent PriceProfessor Multiple
George TakeiCheng
Troy MeltonAlien (uncredited)
Kevin HagenKomal
Audrey DaltonLydia Parrish
Robert F. SimonPresident
Charles AidmanDr. Hollis
Eddie AlbertDr. Fred Wilson
Chuck CourtneyCrew Member (uncredited)
Buck KartalianCrew Member (uncredited)
Werner KlempererDr. Gamma (uncredited)
Walter ReedScientist (uncredited)
Henry JonesDr. Sprague
Tyler McVeyGen. Blake (uncredited)- JJim MillsShadowman (voice) (uncredited)
- PPhillip BarryCrew Member (uncredited)
- PPaul CarrClark (uncredited)
- RRon SteinCrew Member (uncredited)
Malachi ThroneGeneral Gamal- MMario AlcaldeMajor Amadi
Jacques AubuchonAbdul Azziz
Joseph RuskinInspector Falazir
Wayne HeffleySeaview Doctor (uncredited)
Michael ConstantineDr. Brand
Torin ThatcherMacDougall
Hedley MattinglyLester
George MitchellAngus
John McLiamAndrews
Joe HigginsMagistrate
Tudor OwenCrofter
Chris RobinsonCorpsman Mallory