Westeros Comes to the West End: George R. R. Martin's London Debut The news that "Game of Thrones" creator George R. R.
Martin's stage adaptation, "The Mad King," is transferring to London has sent shockwaves through the theater world.
The production, which premiered in Stratford upon Avon in July, has been a resounding success, with a six week run that was almost entirely sold out.