Kadro (57)
Tyrone PowerLt. Ward Stewart
Anne BaxterJean Hewlett
Dana AndrewsLt. Cdr. Dewey Connors
James GleasonChief Mike 'Mac' McDonnell
May WhittyGrandmother
Harry MorganBrownie
Ben CarterOliver Cromwell Jones
Stanley AndrewsShipwrecked Captain (uncredited)
John ArcherCurly Bowman (uncredited)
Gene RizziSeaman Rizzi (uncredited)Frederic BrunnQ Boat Lieutenant (uncredited)
Frank ConroyCapt. Bryson
Fred AldrichGerman SeamanDavid BaconLieutenant
Brooks BenedictAngry Man at Hotel Registration DeskLulu Mae BohrmanUndetermined Secondary RoleDorothy BrentSchoolgirl
Paul E. BurnsSimmons - Desk Clerk
Harry CarterSailorGene CollinsBoy in LifeboatJames ConatyHotel Desk ClerkFrank DawsonHenry the ButlerJames EaglesOfficer
Edward EarleWreckage Victim
Chester GanLee Wong
Charley GrapewinPop
Thurston HallSenator from TexasSally HarperTeenage Student
George HolmesCrew Member
Kathleen HowardMiss BromleySue JolleySchoolgirl
Florence LakeDoris - Jean's Roommate
Peter LeedsShore Police
Trudy MarshallTelephone OperatorLeila McIntyreSenator's WifeBetty McKinneySchoolgirlMalcolm 'Bud' McTaggartSailorEdward McWadeCronyJames MetcalfUndetermined Secondary RoleHans MoebusGerman OfficerEdmund MortimerMan at Hotel Registration DeskJohn MylongCaptain of SubmarineNetta PackerMotherTom QuinnHotel Guest
Otto ReichowGerman Signalman
Lionel RoyceGerman Q-Boat CommanderFloyd ShackelfordPorter
Paul StantonOfficer
Charles TannenSeaman HammondRuth ThomasSchoolgirlSigfrid TorGerman SoldierNicholas VehrRussian OfficerHans von MorhartY Gun Operator
Minor WatsonAdm. Bob StewartCecil WestonWomanBruce WongFirst WaiterWilliam Yetter Sr.Tanker LieutenantSanat
- Richard Dayart direction
- Thomas Littleset decoration
- Wiard B. Ihnenart direction
- Paul S. Foxset decoration