Olivia Colman
From Tardis Wiki, the free Doctor Who reference
Olivia Colman played a mother in the Doctor Who television story The Eleventh Hour. She also read the audio book version of The Forgotten Army.
After co-starring with David Tennant and Jodie Whittaker in Chris Chibnall's crime drama, Broadchurch, she appeared as herself in the 50th anniversary story The Five(ish) Doctors Reboot.
She was miscredited as Olivia Coleman, instead of Colman, in The Eleventh Hour credits sequence.
She won the 2019 Best Leading Actress Academy Award. Making her one the few, if not only, Oscar winners to be in Doctor Who as of 2019.