The Mountain and the Viper
Williams appears as Arya Stark in the eighth episode of the fourth season of Game of Thrones, The Mountain and the Viper. Rory McCann plays Sandor Clegane, the kingsguard deserter known as the Hound who is holding Arya captive. The Hound and Arya arrive at the stronghold of Arya’s aunt, the Lady Lysa Arryn, where the Hound plans to ransom Arya. They are informed that Lady Lysa is dead, and Arya laughs bitterly at the irony.