Guest Stars Jacob Anderson as Grey Worm Julian Glover as Grand Maester Pycelle Finn Jones as Ser Loras Tyrell Hafþór Júlíus Björnsson as Ser Gregor Clegane Anton Lesser as Qyburn Diana Rigg as Lady Olenna Tyrell Gemma Whelan as Yara Greyjoy Ellie Kendrick as Meera Reed Eugene Simon as Lancel Lannister Rupert Vansittart as Lord Yohn Royce Roger Ashton-Griffiths as Lord Mace Tyrell Ian Gelder as Ser Kevan Lannister Bella Ramsey as Lyanna Mormont Rosabell Laurenti Sellers as Tyene Sand Jessica Henwick as Nymeria Sand Hannah Waddingham as Septa Unella Keisha Castle-Hughes as Obara Sand Josephine Gillan as Marei David Bradley as Lord Walder Frey Joseph Mawle as Benjen Stark Sara Dylan as Hand Maid Tim Plester as "Black" Walder Rivers Daniel Tuite as Lothar Frey Tim McInnerny as Lord Robett Glover Robert Aramayo as Young Eddard 'Ned' Stark Aisling Franciosi as Lyanna Stark Nathanael Saleh as Arthur Annette Hannah as Frances Iona Clarke as Little Bird Michael Nevin as Little Bird Jesse Magee as Little Bird Lucy Gallagher as Little Bird Fionn Kernan as Little Bird Sabrina Bartlett as Arya's disguise Tom Varey as Cley Cerwyn Sean Blowers as Wyman Manderly Frank Hvam as Citadel Maester Aron Hegarty as Lord Cley Cerwyn Dermot Ward as Tommen's Attendant