Margaret Constance "Maisie" Williams made her acting debut as Arya Stark in the HBO fantasy television series, ‘Game of Thrones,’ for which she won several awards.
In 2015, Williams appeared in a recurring role of Ashildr in ‘Doctor Who.’ She made her film debut in the mystery film, ‘The Falling,’ and won the London Film Critics' ‘Circle Award for Young Performer of the Year.’
The role of Arya Stark in ‘Game of Thrones’ was Williams' first in professional capacity, and she received wide popularity and critical acclaim for her performance. She has appeared in all the seven broadcast seasons of the series.
In 2012, Williams portrayed Loren Caleigh in the BBC series ‘The Secret of Crickley Hall’ and also appeared in a skit titled ‘The Olympic Ticket Scalper.’
Maisie Williams has also appeared in independent films like ‘Heatstroke (2012)’ and Gold (2013), and short films, including ‘Corvidae (2013)’ and ‘Up On The Roof (2013).’
Williams portrayed the character of Lydia in the 2015 released British film, ‘The Falling.’
In 2015, Williams returned to ‘Doctor Who’ in the first and third episodes of the series, titled "Face the Raven" and "Hell Bent" respectively.
After being shot while trying to stop a group of thugs, Tom, a teen boy gets into a coma. He eventually wakes up and discovers shortly after, that he has developed some strange superpowers since fragments of his smart phone have been embedded in his head. He tracks down those who were responsible for his condition and gets them arrested. He adopts the alias iBoy, and decides to fight crime to set things right.