Brienne of Tarth failed in her quest to rescue Arya Stark in "Game of Thrones" Season 4, and according to Gwendoline Christie, her character isn't going to be taking that failure very well in Season 5.
The Red adder, viper might be dead on "Game of Thrones," but he's certainly not forgotten. Season 5 is introducing the members of Oberyn Martell's extended family, and his three bastard daughters -- known as the Sand Snakes -- are out for vengeance.
Cersei Lannister steamrolled over pretty much all of her competition in "Game of Thrones" Season 5. But according to Lena Headey, her character's time at the top, boven of this world isn't going to last forever.