剧情电影《神秘博士2017圣诞特别篇》内容简介：Peter Capaldi’s final episode of Doctor Who this Christmas will feature Pearl Mackie as Bill Potts and be called Twice Upon a Time, it was revealed this evening (23 July) during a cast panel at San Diego Comic Con. Viewers will have to wait until Christmas to discover exactly how Bill, who will appear throughout the episode, makes her return. /有关《神秘博士2017圣诞特别篇》详尽内容参考《神秘博士2017圣诞特别篇》豆瓣讨论区