神秘博士：2017圣诞特别篇是由马克·加蒂斯彼得·卡帕尔迪大卫·布拉德利珀尔·麦基等主演瑞秋·塔拉蕾导演的未知片，2017年播出。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 app…