Back in October, we stumbled across the fact that young actor Dean-Charles Chapman had a role in season 3 of Game of Thrones, as revealed by his talent agency. We did some digging, got some fairly solid leads as to who he might be playing, and we dutifully asked for confirmation. We were informed that that wasn’t possible, so we let it lie and, I admit, rather forgot about it. Since his casting has been more widely publicized, we’ll share what we learned back then: