 She was later praised for her roles in the cult science fiction film "Attack the Block" (2011), the "Black Mirror" episode "The Entire History of You" (2011), and as grieving mother Beth Latimer in "Broadchurch".On 16 July 2017, the BBC announced that Whittaker would become the thirteenth and first female incarnation of The Doctor in the British TV series "Doctor Who".She formally assumed the role from Peter Capaldi in the 2017 Christmas special episode "Twice Upon a Time" when Capaldi's Twelfth Doctor regenerated into Whittaker's Thirteenth Doctor.