The final season of HBO's popular "Game of Thrones" won't air until sometime in 2019 ... but fans are anxiously awaiting to see how the battle for Westeros ends. A series finale can be tricky, you want to leave the audience with a sense of conclusion, while also keeping with the tone of the show. Actress Sophie Turner, who plays Sansa Stark, told The Hollywood Reporter that she knows not everyone will enjoy the finale.