Zöe Ball
From Tardis Wiki, the free Doctor Who reference
Zoë Ball was a British Television personality who has presented several episodes of Doctor Who Live.
On 4 August 2013 Ball presented Doctor Who Live: The Next Doctor, in which she announced the identity of the latest actor who would be playing the Doctor: Peter Capaldi. Later on in the same year she presented Doctor Who Live: The Afterparty, which celebrated the 50th Anniversary of Doctor Who, and was broadcast after The Day of The Doctor
The following year she conducted an interview with Capaldi, Jenna-Louise Coleman, and Steven Moffat which was shown along with cinema screenings of TV: Deep Breath.