冷戰時，全球兩大特工組織——俄羅斯“中心”與英國“圓場”明爭暗斗。特工遇害，高層震怒，責成“圓場”挖出“地鼠”。懷疑對象共有5人，即圓場上任“老總”命名的鍋匠，裁縫，士兵，窮人，乞丐。其中，金盆洗手的“乞丐”喬治·史邁利(加里·奧德曼 Gary Oldman 飾)本來有重大嫌疑。某日，行動組-剝頭皮組頭目的彼得·吉勒姆(本尼迪克特·康伯巴奇 Benedict Cumberbatch 飾)與英國內閣辦公室諜報總監拉康排除了史邁利的嫌疑，令其重新出山，負責挖出“地鼠”。于是，史邁利開始分別走訪故人，調查“圓場”老大阿勒萊恩，裁縫-比爾·海頓(科林·費斯 Colin Firth 飾)，士兵-掌管東歐事務的資深間諜羅埃·布蘭德，窮人-后勤部門點路燈組組長托比·伊斯特哈斯。一時間，圓場疑云密布，人人自危，究竟誰才是“地鼠”……　　本片本片根據約翰·勒卡雷的同名小說改編。片名來自英國民間的“鵝媽媽童謠集”。

　　Korea’s most intimidating actor, Heo Sung-tae (Squid Game), stars as Detective Oh Nam-hyuk—a well-meaning but spectacularly inept cop clinging to his badge by a thread. When a botched sting operation lands him in over his head, he’s forced into an unlikely partnership with Tae-bong (Jo Bok-rae), a razor-sharp informant whose cover (and savings) are blown by Nam-hyuk’s bumbling. With a smuggling ring to bust, a fortune to recover, and zero trust between them, the mismatched duo must navigate double-crosses, blown covers, spectacularly stupid raids, and bruised egos.

　　蓋布麗（安琪拉·瓊斯 Angela Jones 飾）的童年里有一段非常可怕的經歷，年幼的她曾經在兇殺現場親眼目睹死尸。這一段奇異的人生經歷讓蓋布麗開始對尸體和死亡產生了好奇之心，這股子好奇隨著她年齡的增大越發強烈起來，蓋布麗甚至會特意的收藏報紙上的謀殺新聞做成剪報冊，時時翻閱溫習。　　邁阿密接連發生兇殺案，被害者均是養尊處優的闊太太，而且無不身首異處。這起連環殺人案件很快就吸引了蓋布麗的注意，為了能夠更加接近命案現場，蓋布麗來到了一間專門清理命案現場的保潔公司應聘成為了員工，并且在機緣巧合之下同連環殺人犯（威廉·鮑德溫 William Baldwin 飾）有了一面之緣。

　　PG-13　　An endless army of shadow demons bent on the destruction of all reality swarms over our world and all parallel Earths. The only thing opposing them is the mightiest team of metahumans ever assembled. But not even the combined power of Superman, Batman, Wonder Woman, Green Lantern and all their fellow superheroes can slow down the onslaught of this invincible horde. What mysterious force is driving them? And how do the long-buried secrets of the Monitor and Supergirl threaten to crush our last defense?