BorninHamburg,GermanEmpire,hestudiedelectricalengineeringbeforeservingwiththeImperialGermanArmyduringWorldWarI.AfterhisemigrationtotheUnitedStatesin1924,hisactingcareerblossomed.BefriendingplaywrightGeorgeS.KaufmanandtheatercriticAlexanderWoollcott,heenjoyedsuccessinmanyBroadwayproductions. RumanmadehisfilmdebutinLuckyBoy(1929).[1] HebecameafavoriteoftheMarxBrothers,a...(展开全部) BorninHamburg,GermanEmpire,hestudiedelectricalengineeringbeforeservingwiththeImperialGermanArmyduringWorldWarI.AfterhisemigrationtotheUnitedStatesin1924,hisactingcareerblossomed.BefriendingplaywrightGeorgeS.KaufmanandtheatercriticAlexanderWoollcott,heenjoyedsuccessinmanyBroadwayproductions. RumanmadehisfilmdebutinLuckyBoy(1929).[1] HebecameafavoriteoftheMarxBrothers,appearinginANightattheOpera,ADayattheRaces,andANightinCasablanca.HisGermanaccentandlargestaturekepthimbusyduringWorldWarII,playingsinisterNazicharactersinaseriesofwartimethrillers. Duringthisperiod,healsoappearedinseveralfilmsbydirectorErnstLubitsch,afellowGermanémigré,includingNinotchka(1939)andToBeorNottoBe(1942).HeplayedtheroleofProfessorHermanVonReiterinShiningVictory(1941),anadaptationofanA.J.Croninplay.Rumancontinuedhistrendofplayingover-the-topGermancharacterslaterinhiscareerforLubitsch'sprotegeBillyWilder,appearinginWilder'sfilmsTheEmperorWaltz(1948),Stalag17(1953),andTheFortuneCookie(1966). AccordingtoLeonardMaltinintheDVDcommentaryforANightattheOpera,RumanhadmodifiedhisscreennamefromSiegfriedRumanntoSigRumaninanattempttomakeitalittlelessGerman-sounding,tolessenpotentialanti-Germanprejudiceagainsthim. Despitedeclininghealthduringthe1950sand1960s,Rumancontinuedtofindwork,makingmanyguestappearancesontelevision.