| Peter Dinklage | Tyrion Lannister |
| Nikolaj Coster-Waldau | Jaime Lannister |
| Lena Headey | Cersei Lannister |
| Emilia Clarke | Daenerys Targaryen |
| Kit Harington | Jon Snow |
| Liam Cunningham | Davos Seaworth |
| Carice van Houten | Melisandre
(as Carice Van Houten) |
| Nathalie Emmanuel | Missandei |
| Maisie Williams | Arya Stark |
| Conleth Hill | Lord Varys |
| Kristofer Hivju | Tormund Giantsbane |
| Isaac Hempstead Wright | Bran Stark |
| John Bradley | Samwell Tarly |
| Iwan Rheon | Ramsay Bolton |
| Jonathan Pryce | High Sparrow |
| Dean-Charles Chapman | Tommen Baratheon |
| Hannah Murray | Gilly |
| Tom Wlaschiha | Jaqen H'ghar |
| Max von Sydow | Three-Eyed Raven
(as Max Von Sydow) |
| Diana Rigg | Olenna Tyrell |
| Owen Teale | Alliser Thorne |
| Anton Lesser | Qyburn |
| Julian Glover | Grand Maester Pycelle |
| Jacob Anderson | Grey Worm |
| Natalia Tena | Osha |
| Ben Crompton | Eddison Tollett |
| Faye Marsay | The Waif |
| Roger Ashton-Griffiths | Mace Tyrell |
| Ian Gelder | Kevan Lannister |
| Hafþór Júlíus Björnsson | Gregor 'The Mountain' Clegane |
| Brenock O'Connor | Olly |
| Kae Alexander | Leaf |
| Dean Jagger | Smalljon Umber |
| Paul Rattray | Harald Karstark |
| Art Parkinson | Rickon Stark |
| Meena Rayann | Vala |
| Joseph Naufahu | Khal Moro
(as Joe Naufahu) |
| Souad Faress | Dosh khaleen High Priestess |
| Staz Nair | Qhono |
| Hannah John-Kamen | Ornela |
| Angelique Fernandez | Dothraki Widow #1 |
| Robert Aramayo | Young Ned |
| Luke Roberts | Arthur Dayne |
| Eddie Eyre | Gerold Hightower |
| Brian Fortune | Othell Yarwyck |
| Michael Condron | Bowen Marsh |
| Wuese Houston-Jibo | Dothraki Widow #2 |
| Diogo Sales | Dothraki Bloodrider #1 |
| Junade Khan | Dothraki Bloodrider #2 |
| Annette Hannah | Frances |
| Nathanael Saleh | Arthur |
| Michael Nevin | Little Bird #3 |
| Jesse Magee | Little Bird #4 |
| Iona Clarke | Little Bird #5 |
| Lucy Gallagher | Little Bird #6 |
| Fionn Kernan | Little Bird #7 |
| Bobby Marno | Night's Watch
(uncredited) |
| Simon Millar | Tully Soldier
(uncredited) |
| Chuku Modu | Aggo
(uncredited) |
| Jessica Odell | Wildling
(uncredited) |
| Mariola Sanz | Dothraki woman
(uncredited) |
| Michael Stuart | Night's Watch Officer
(uncredited) |
| Leo Woodruff | Howland Reed
(uncredited) |