The Empress of Mars BBC Overnight Ratings
Paul Winter (Co-ordinator) on June 11th, 2017
The BBC1 overnight ratings for 'The Empress of Mars' were 3.58m, or 20.6% of the audience. An increase on last week's episode that was up against the 'Britain's Got Talent' finals.
http://www.doctorwhonews.net/2017/06/empress-of-mars-overnight-viewing.html