"Game of Thrones" season 3 premiere

Actress Emilia Clarke arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actor Peter Dinklage arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Lena Headey arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Esme Bianco arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actor Nikolaj Coster-Waldau arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Rose Leslie arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Sophie Turner arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actor Isaac Hempstead Wright arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Michelle Fairley arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Natalie Dormer arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Natalia Tena arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actress Gwendoline Christie arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actor Alfie Allen arrives at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actors Richard Madden and Jenna-Louise Coleman arrive at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

From left, actors Michelle Fairley, John Bradley, Kit Harington, Rose Leslie, Emilia Clarke, and Nikolaj Coster-Waldau arrive at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

From left, actresses Oona Chaplin, Maisie Williams, and Natalia Tena arrive at the premiere of HBO's "Game of Thrones" Season 3 at TCL Chinese Theatre on March 18, 2013, in Hollywood, Calif.

Actors Sibel Kekilli, left, and Peter Dinklage pose at the after party for the premiere of HBO's "Game of Thrones" at the Roosevelt Hotel on March 18, 2013, in Los Angeles.

Actors Nikolaj Coster-Waldau, left, and Gwendoline Christie pose at the after party for the premiere of HBO's "Game of Thrones" at the Roosevelt Hotel on March 18, 2013, in Los Angeles.

Actor Jason Momoa, left, and his wife, actress Lisa Bonet, pose at the after party for the premiere of HBO's "Game of Thrones" at the Roosevelt Hotel on March 18, 2013, in Los Angeles.

Author George R.R. Martin poses at the after party for the premiere of HBO's "Game of Thrones" at the Roosevelt Hotel on March 18, 2013, in Los Angeles.