Jonathan Pryce - Jonathan Pryce Leads New Game Of Thrones Cast Members
The duo is part of nine new additions to the cult Tv series announced at Comic-Con in San Diego, California on Friday (25Jul14).
They also include Star Trek: Deep Space Nine star Alexander Siddig and Jessica Henwick.
Pirates of the Caribbean star Pryce has been cast as High Sparrow, while Whale Rider actress Castle-Hughes will portray Obara Sand, the warrior daughter of late character Prince Oberyn Martell. Siddig will play her uncle, Doran Martell.