“Jon Snow was wonderful, I loved him, but he was sometimes tricky to play"
The Jon Snow actor appears in a promo for the new 'GOT' mobile game
The third season of the investment bank drama premieres on the BBC and HBO later this year
The writer of the play has since hit back at No.10
“The reviews were bad, and I was too aware of it”
Tickets go on sale on February 13
The actor also spoke about his struggles with mental health and alcoholism during and after the HBO show
"I haven’t heard anything back"
"It was literally like, 'Mate! You’ve got to get him out of here'"
"He's got to live out his life thinking about all of this trauma"