Coster-Waldau appears as Ser Jaime Lannister in the tenth episode of the fourth season of Game of Thrones, The Children. Lena Headey plays Jaime’s twin sister, Queen Regent Cersei Lannister. Peter Dinklage plays their younger brother, Tyrion Lannister. In King’s Landing, Tyrion remains in his cell awaiting the death penalty for regicide. Jaime and Cersei discuss Tyrion’s conviction, and how Cersei still blames him for the death of their mother when he was an infant. Cersei tells Jaime that she has confessed their incestuous relationship to their father, and says she chooses Jaime over everyone else and doesn’t care who knows their secret. The two have sex. That night, Jaime frees Tyrion from his cell and tells him that a ship is waiting and will take him to the continent of Essos. The two embrace and say goodbye.