a BBC Cymru Wales Drama Production ; executive producers, Brian Minchin and Steven Moffat ; directed by Jamie Payne ; written by Steven Moffat ; produced by Marcus Wilson
HBO Entertainment ; co-executive producers, George R.R. Martin, Vince Gerardis, Ralph Vicinanza, Guymon Casady, Carolyn Strauss ; producers, Mark Huffam, Frank Doelger ; executive producers David Benioff, D.B. Weiss ; created by David Benioff & D.B. Weiss ; Television 360 ; Grok! Television ; Generator Entertainment ; Bighead Littlehead