On 23 July 2012, Lightbody announced via Facebook that he was cameoing in the third season of Game of Thrones, including a picture of himself in costume. He told fans it was not a particularly large or notable role. Lightbody had previously revealed himself to be a huge fan of the series, hanging out with some of the actors in Belfast and even engaging in a Twitter dispute with a BBC Radio 1 DJ over spoilers for the series. He played the Bolton soldier who sings "The Bear and the Maiden Fair".