4.51 million viewers watched Doctor Who: Heaven Sent, according to unofficial overni ght viewing figures.
The episode had a 20.7% share of the total Television audience.
Strictly Come Dancing was top for the day with 10.23 million watching. ITV managed 7.59 million for I'm a Celebrity... Get Me Out of Here! which was ahead of The X Factor which had 6.6 million viewers.
On the overnight figures, Doctor Who was 6th for the day, behind Pointless Celebrities and BBC News, but this will be reversed when final figures are released next week.