In2261,theVorlonsjointheShadowWar,buttheirtacticsbecomeaconcernforthealliancewhentheVorlonsbegindestroyingentireplanetswhichtheydeemtohavebeen"influenced"bytheShadows.Disturbedbythisturnofevents,Babylon5recruitsseveralotherpowerfulandancientraces(theFirstOnes)totheircause,againstboththeShadowsandtheVorlons.CaptainJohnSheridanreturnstothestationafterescapingfromZ’ha’dum,butataprice:barringillnessorinjury,hehasonly20yearslefttolive.HeisaccompaniedbyamysteriousaliennamedLorienwhoclaimstobetheoldestsentientbeinginthegalaxy.HoursbeforeSheridan’sreturn,Garibaldiisrescuedandreturnedtothestation,inratherdubiouscircumstances.HeismarkedlymoreparanoidandsuspiciousofotheralienracesandofSheridanthanhewasbefore.CentauriEmperorCartagiaforgesarelationshipwiththeShadows.LondoMollariengineerstheassassinationofCartagiaandrepudiateshisagreementwiththeShadows.LondokillsMr.MordenanddestroystheShadowvesselsbasedontheCentaurihomeworld,inanattempttosavehisplanetfromdestructionbytheVorlons.Aidedbytheotherancientraces,andseveralyoungerones,SheridanluresboththeVorlonsandtheShadowsintoanimmensebattle,duringwhichtheVorlonsandShadowsrevealthattheyhavebeenleftasguardiansoftheyoungerraces,butduetophilosophicaldifferences,endedupusingthemaspawnsintheirendlesswarsthroughouttheages.Theyoungerracesrejecttheircontinuedinterference,andtheVorlonsandShadows,alongwiththeremainingFirstOnes,agreetodepartthegalaxyforever.AftertheShadowsaredefeatedGaribaldileaveshispostassecuritychiefandworksonhisownasa"providerofinformation".HebeginsworkingforoneWilliamEdgars,aMarsTycoon,whoismarriedtoGaribaldi’sformerlove.WhileheworksevercloserwithEdgars,hebecomesincreasinglyaggressivetowardsSheridanandeventuallyleavesBabylon5.MinbarisgrippedbyabriefcivilwarbetweentheWarriorandReligiouscastes.DelennsecretlymeetswithNeroonoftheWarriorcasteandconvinceshimthatneithersidecanbeallowedtowin.Shetellshimthatshewillundergoaritualwhereinshewillbewillingtosacrificeherself,butwillstoptheritualbeforesheactuallydies.WhenNeroonseesthatsheactuallyintendstogothroughtheentireritual,herescuesherandsacrificeshimselfinstead,declaringthat,althoughhewasbornWarrior,inhisheartheisReligious.AspartoftheongoingconflictbetweenEarthandBabylon5,GaribaldieventuallybetraysSheridanandarrangeshiscaptureinordertogainEdgars’trustandlearnhisplans.GaribaldilaterlearnsthatEdgarscreatedavirusthatisdangeroustoonlytelepaths.Itisthenrevealed,thatGaribaldiwasactuallyabductedbythePsi-CorpsattheendofSeason3andre-programmedbyBestertoprovideinformationtohimattherighttime.BesterreleasesGaribaldiofhisprogramming,andallowshimtoremembereverythinghehasdonesincebeingkidnapped.Edgarsiskilledandhiswifedisappears,butisreunitedwithGaribaldiaftertheendofthewar.GaribaldihelpsfreeSheridanandreturnhimtothecampaigntofreeEarth.AnallianceledbyBabylon5freesEarthfromtotalitarianrulebyPresidentClarkinashortbutbloodywar.ThisculminatesinClark’ssuicideandtherestorationofdemocraticgovernment.Marsisgrantedfullindependence,andSheridanagreestoresignhiscommission.TheLeagueofNon-AlignedWorldsisdissolvedandreformedintotheInterstellarAlliance,withSheridanelectedasitsfirstPresidentandcontinuinghiscommandoftheRangers,whoaretoactasagalacticequivalentofUnitedNationspeacekeepers.Intheseasonfinale,theeventsof100,500,1000,andonemillionyearsintothefutureareshown,depictingBabylon5’slastinginfluencethroughouthistory.Amongsttheeventsshownarethepoliticalaftermathofthe2261civilwar,asubsequentnuclearwaronEarthinvolvinganewtotalitariangovernmentintheyearAD2762,theresultingfallofEarthintoapre-industrialsociety,thelossandrestorationofhumanity’sknowledgeofspacetravel,andthefinalevolutionofmankindintoenergybeingssimilartotheVorlons,afterwhichEarth’ssungoesnova.
详情主演:洛弗尔·亚当斯-格雷,Tai,Bennett,Michael,John,Benzaia,玛丽・布莱姬,卡罗琳·奇克泽,萨曼莎·布莱尔·卡特勒,Michael,J,Ferguson,Ryan,Gold,Ben,Kennedy,Alix,Lapri,迈克尔·马西尼,Woody,McClain,马索·曼恩,詹尼·保罗,Michael,Rainey,Jr.,Olivia,Roldan,Kyle,Vincent,Terry,LaToya,Tonodeo,Sydney,Winbush,Brent,Yoshida
主演:乔尔·埃哲顿,詹妮弗·康纳利,奥克斯·费格雷,艾莉丝·布拉加,吉米·辛普森,戴奥·奥柯奈伊,阿曼达·布鲁盖尔,Marquita,Brooks,吉米·斯蒂克斯,米西·菲耶罗,,珍妮·康,约翰·利斯特,丹妮·迪特,Michael,A.,Dean,Javon,Anderson,Patricia,Mario,Andre,Bellos
主演:高山南,山崎和佳奈,神谷明,小山力也,林原惠美,山口胜平,田中秀幸,岛本须美,绪方贤一,堀川亮,松井菜樱子,宫村优子,岩居由希子,大谷育江,高木涉,高岛雅罗,堀之纪,立木文彦,小山茉美,三石琴乃,置鲇龙太郎,日高法子,池田秀一,古谷彻
主演:高山南,山崎和佳奈,神谷明
主演:高山南,山崎和佳奈,神谷明,小山力也,林原惠美,山口胜平,田中秀幸,岛本须美,绪方贤一,堀川亮,松井菜樱子,宫村优子,岩居由希子,大谷育江,高木涉,高岛雅罗,堀之纪,立木文彦,小山茉美,三石琴乃,置鲇龙太郎,日高法子,池田秀一,古谷彻
主演:高山南,山崎和佳奈,神谷明
主演:高山南,山崎和佳奈,神谷明,小山力也,林原惠美,山口胜平,田中秀幸,岛本须美,绪方贤一,堀川亮,松井菜樱子,宫村优子,岩居由希子,大谷育江,高木涉,高岛雅罗,堀之纪,立木文彦,小山茉美,三石琴乃,置鲇龙太郎,日高范子,池田秀一,古谷彻
主演:高山南,山崎和佳奈,神谷明,小山力也,林原惠美,山口胜平,田中秀幸,岛本须美,绪方贤一,堀川亮,松井菜樱子,宫村优子,岩居由希子,大谷育江,高木涉,高岛雅罗,堀之纪,立木文彦,小山茉美,三石琴乃,置鲇龙太郎,日高范子,池田秀一,古谷彻