實習醫生格蕾第十二季是由珊達·萊梅斯 丹澤爾·華盛頓 凱文·麥克基德 執導，艾倫·旁派 賈斯汀·錢伯斯 錢德拉·威爾森 小詹姆斯·皮肯斯 莎拉·拉米爾茲 凱文·麥克基德 杰西卡·卡普肖 莎拉·德魯 杰西·威廉姆斯 卡特琳娜·斯柯松 卡米拉·盧丁頓 杰瑞卡·辛頓 凱莉·麥克里里 杰森·喬治 喬伊·勞倫·亞當斯 主演的一部歐美劇。主要講述了：The doctors from Grey Sloan Memorial Hospital spring into action to save the lives of two girls withThe doctors from Grey Sloan Memorial Hospital spring into action to save the lives of two girls with a powerful story. Meanwhile, Meredith tries to cope with the fact that Amelia is now living with her and Jackson prepares for April's return back to Seattle.