The characters from the American medieval fantasy television series Game of Thrones are based on their respective counterparts from author George R. R. Martin's A Song of Ice and Fire series of novels. Set in a fictional magical universe that has been referred to so far as "The Known World," the series follows a civil war for the Iron Throne of the continent of Westeros, fought between the rival royal and noble families and their respective supporters.
The following cast members have been credited as main cast in the opening credits:
1 In season 5, Nell Williams portrays Cersei Lannister in a flashback scene.
2 In season 6, Sebastian Croft portrays Ned Stark as a child and Robert Aramayo portrays him as a young man.
3 In seasons 1 and 2, Tommen Baratheon is portrayed by Callum Wharry.
4 In season 1, Jaqen H'ghar appears in one scene, portrayed by an uncredited extra.
5 In season 3, Daario Naharis is portrayed by Ed Skrein.
Additionally the following cast members have either appeared in 10 or more episodes of the show whilst maintaining a 'recurring' status:
1 In season 6, Sam Coleman portrays Hodor as a child (originally named Wylis).
2 In season 1, Gregor Clegane is portrayed by Conan Stevens and by Ian Whyte in season 2.
3 In seasons 1 and 2, Myrcella Baratheon is portrayed by Aimee Richardson.
4 In season 6, Rodrik Cassel is portrayed by Fergus Leathem in flashback scenes.
5 In season 2, Selyse Baratheon is portrayed by uncredited extra Sarah MacKeever.
Characters are listed in credits order for Season Five with the characters who appeared as regulars in previous seasons listed at the end. "Starring season(s)" refers to the season in which an actor or actress received star billing for playing a character. "Recurring season(s)" identifies a season in which an actor or actress appeared, but received featured, guest star or special guest star billing. The lists also include each houses retainers and bannermen.