Thefifth-yearresidentsreturnforthefirstdayofayearthatwillmakeorbreaktheircareers:MeredithfacestheconsequencesoftamperingwithDerek’sclinicaltrialandisterminatedatthehospital;ApriltriestostepuptotheplateasChiefResidentinthewakeofagiantsinkholeinthemiddleofSeattle;andCristinaandOwenarestillatoddsovertheirdrasticallydifferentfeelingsfortheirunbornchild.
艾伦·旁派,吴珊卓,贾斯汀·钱伯斯,钱德拉·威尔森,小詹姆斯·皮肯斯,莎拉·拉米尔兹 Sara Ramirez,帕特里克·德姆西 Patrick Dempsey,埃里克·迪恩,凯乐·利 Chyler Leigh
