失去了罗斯的博士正在心灰意冷，而正在举行婚礼的多娜却被突然传送到塔迪斯里。博士带坏脾气的多娜返回地球，却被一群外星机器人追杀，塔迪斯上演了一场公路飚车。后来博士发现多娜身上带有异常含量的Huon粒子，而该粒子来源于上一代宇宙霸主。而博士的母星加利弗雷在宇宙中崛起时，已经消灭了所有的Huon粒子。最终博士揭开了一个藏于地球40亿年的秘密。

Join the Doctor, as he teams up with an investigative journalist, and a superhero to save New York from a deadly alien threat.

The Doctor and Clara face their Last Christmas. Trapped on an Arctic base, under attack from terrifying creatures, who are you going to call? Santa Claus!

Guy is an experienced British fighter pilot who is in command of Britain's first manned mission to space. He has trained for this for three years at the height of the Cold War and now he is alone in space with a malfunctioning capsule. He has limited contact with the UK, some unusual communication with the US and some unorthodox communication with Tyuratam deep in Soviet Russia...