Daenerys' Essos love interest was played by Ed Skrein in season and Michiel Huismanfrom season 4 onward.
Advertisement - Continue Reading Below
2
The Mountain
HBO
The older Clegane brother has been recast multiple times. Conan Stevens portrayed the character in season 1, Ian Whyte played him in season 2, and Hafþór Júlíus Björnsson took over the role beginning in season 4.
Advertisement - Continue Reading Below
3
Tommen Baratheon
HBO
Callum Wharry played Cersei's youngest son in seasons 1 and 2, and Dean-Charles Chapman took over the role in season 4, when the part became bigger.
Advertisement - Continue Reading Below
4
Myrcella Baratheon
HBO
The second Lannister child was also recast. Aimee Richardson played Myrcella in seasons 1 and 2 and Nell Tiger Free played her in seasons 5 and 6.
Advertisement - Continue Reading Below
5
Dickon Tarly
HBO
Freddie Stroma played the character in season 6, but was replaced with Tom Hopper in season 7.
Advertisement - Continue Reading Below
6
Beric Dondarrion
HBO
David Michael Scott played the character in season 1 and Richard Dormer took over the part in season 3.
Advertisement - Continue Reading Below
7
The Three-Eyed Raven
HBO
The mystical character was played by Struan Rodger in season 4 and Max von Sydow in season 6.
Advertisement - Continue Reading Below
8
Leaf
HBO
We don't see much of the Children of the Forest, but Leaf changes a lot between seasons 4 and 6. She was played by Octavia Selena Alexandru in season 4 and replaced with Kae Alexander in season 6.
Advertisement - Continue Reading Below
9
The Night King
HBO
Richard Brake played GOT's big bad in seasons 4 and 5, and Vladimir Furdik has played the character since season 6.