Kit Harington Was br 'Shocked' by 'Game br of Thrones' Ending The actor plays br Jon Snow in the br HBO fantasy series. He was the last cast member br to find out what happened br at the end of the series, and he admits br it left him feeling tearful. Kit Harington, on 'The Late Show with Stephen Colbert' Kit admits he is br "still pinching himself" br after over a decade on the show.