born 18 March 1980) is an English actress, best known in film for portraying Erika in Underworld (2003), Lady Penelope Creighton-Ward in the live-action Thunderbirds film, Isolde in Tristan & Isolde and Darcy in Transformers: Age of Extinction, and has received critical acclaim for her television work, particularly as Madame de Pompadour in the Doctor Who episode "The Girl in the Fireplace" and Beth Turner in Moonlight.She grew up in Notting Hill and attended Fox Primary School.Being discovered at the tender age of 16 might have been a boon for her career, but greater exposure led to more affairs, and worse still, none were worthy enough to have lasted.
Following success at her A-levels, she had been planning to study philosophy at Cambridge, but chose to pursue an acting career after being spotted by Julian Fellowes in a school play.But when she does, she makes everyone fall in love with her even more than they already did before.Such is her persona that she brightens a room with her presence.The News of the World claims that 27-year-old Miss Myles was devastated. One told the paper: "It was a complete shock for Sophia - she didn't see this coming."David just called and said it was all over.He stressed that it was no one else and it was just one of those things."It's been hard for them both because she's been filming in LA and David's been working in the UK."Tennant met Miss Myles on the set of Dr Who shortly after he landed the Time Lord role in the hit BBC1 show.