ResolutionSeries Episode Number: 851
World Premiere: Tue 1 Jan 2019 - 7:00pm GMT [BBC One] (United Kingdom)
First Broadcast: Tue 1 Jan 2019 - 8:00pm EST [BBC America]
Running Time: 59 minutes 58 seconds
7.13 Million (UK)Appreciation Index: 80 (UK)
Audience Share: 26.6% (UK)
Chart Position: 14 (BARB Week (Four Screen)) (UK)
As the New Year begins, a terrifying evil is stirring, from across the centuries of Earth’s history. As the Doctor, Ryan, Graham and Yaz return home, will they be able to overcome the threat to planet Earth?