Doctor Who Live; The Next Doctor was watched by 6.1 million viewers in the UK, according to unofficial overnight figures.
The audience peaked at 6.9 million viewers at the moment Peter Capaldi was unveiled as the 12th Doctor. The live broadcast was the highest rated show of Sunday, achieving a share of 29.8% of the total television audience. Second for the day was Countryfile with 5.6 million watching, while the evening News, including news of Capaldi's casting as The Doctor had 4.8 million watching.
ITV's highest rated show of the day was Law and Order:UK with 4.2 million viewers. Against the Doctor Who reveal, Tipping Point: Lucky Stars had 3.9 million viewers.
Final official figures will be available next week. The Live show was also broadcast in the USA, Canada and Australia.