Guest Stars Daniel Portman as Podrick Payne Jacob Anderson as Grey Worm Hafþór Júlíus Björnsson as Ser Gregor Clegane Anton Lesser as Qyburn Richard Dormer as Lord Beric Dondarrion Rupert Vansittart as Lord Yohn Royce Richard Rycroft as Maester Wolkan James Wilson as Little Sam William Wilson as Little Sam Staz Nair as Qhono Pilou Asbæk as Euron Greyjoy Ian Whyte as Wun Weg Wun Dar Wun Robert Aramayo as Young Eddard 'Ned' Stark Brendan Cowell as Harrag Neil Fingleton as Mag Mar Tun Doh Weg Aisling Franciosi as Lyanna Stark Wilf Scolding as Rhaegar Targaryen Guy Oliver-Watts as Lannister General Adam Slynn as Lannister Guard Tom Chadbon as High Septon Maynard Uncredited Vladimir Furdik as The Night King