Valar Morghulis
Nairn appears in the tenth episode of season two, Valar Morghulis, with Isaac Hempstead-Wright, Art Parkinson and Natalia Tena. Hodor, Bran Stark, Rickon Stark and Osha emerge from their hidingplace in the crypts of Winterfell to find the castle on fire after a siege and battle, and their household staff dead or scattered.