Paddy Considine as King Viserys I Targaryen
Emma D’Arcy as Princess Rhaenyra Targaryen
Milly Alcock as young Rhaenyra Targaryen
Matt Smith as Prince Daemon Targaryen
Olivia Cooke as Lady Alicent Hightower
Rhys Ifans as Ser Otto Hightower
Steve Toussaint as Lord Corlys Velaryon
Eve Best as Princess Rhaenys Velaryon
Fabien Frankel as Ser Criston Cole
Sonoya Mizuno as Mysaria
Bethany Antonia as Lady Baela Targaryen