Williams appears as Arya Stark in the third episode of the first season of Game of Thrones, Lord Snow. Sean Bean plays her father, Lord Eddard Stark. In King’s Landing, Lord Eddard discovers Arya’s sword, Needle. Lord Eddard is hesitant about her possessing a dangerous weapon, but allows her to keep it as long as she learns how to use it. He contracts the Braavosi swordsman Sylvio Forel, played by Miltos Yerolemou, to teach Arya the swordfighting style of Braavos, known as the Water Dance.