主演：杰克·吉伦哈尔,鲁丝·内伽,比尔·坎普,伊丽莎白·玛维尔,彼得·萨斯加德,O·T·法格本,雷娜特·赖因斯夫,蔡斯·英菲尼迪,娜娜·门萨,金斯顿·鲁米·索斯威克,萝贝塔·巴辛,马修·阿兰,Tate Birchmore,詹姆斯·廖,MARS,Peter Lawrence Singer,莉莉·拉贝,泰勒·克拉克,艾琳·阿巴尔卡,格蕾丝·罗,Betsy Soo,海皮·安德森,海皮·安德森 Happy Anderson
简介：The Doctor faces the end of his life as the Master's plans hurtle out of control. With the sound of drums growing louder, and an ancient trap closing around the Earth, the Doctor and Wilf must fight alone. But sacrifices must be made, and the deadly prophecy warns: "He will knock four times."