主演：詹妮弗·加纳  朗·瑞弗金  迈克尔·瓦尔坦  布莱德利·库珀  凯文·韦斯曼  

导演：J·J·艾布拉姆斯 肯·奥林 

简介：Sydneyfindsherselfface-to-facewithherlong-lostmother,IrinaDerevko,whoseintentionsforherdaughteraremadechillinglyclear.However,SydneymanagestoescapeandrejoinJackandWillintheirescapefromTaiwan.AfterarrivingbackinLosAngeles,SydneycontinueshersearchforVaughn,notknowingifheisdeadoraliveafterbeingsweptawaybyawallofwaterinTaipei.Will’slifeisforeverchangedwhenhelearnsthetruthaboutSD-6andSydney’slifeasadoubleagent.Also,DixonmustdecidewhetherornottoinformSloaneofSydney’ssuspiciousactivities.ButJackintervenesandcoversforSydneywholaterfindsVaughnwhohelpshertrytotrackdownhermotherIrinawho’ssearingforaRimbaldiartifactcalled’theBible.’