STARRING:



   
Matt Smith as Prince Daemon Targaryen, uncle and husband to Queen Rhaenyra Targaryen and brother to the late King Viserys I. A peerless yet erratic warrior and a dragonrider, Daemon possesses the true blood of the dragon. 

Emma D’Arcy as Queen Rhaenyra Targaryen, a dragonrider and the late King Viserys I’s first-born child and named heir. Her claim to the Iron Throne has been usurped by her younger half-brother, Aegon II. 

Olivia Cooke as Queen Dowager Alicent Hightower, the late King Viserys I’s second wife, who served him, her father, Ser Otto Hightower, and the realm, faithfully. Alicent is the mother to Viserys’ first-born son, Aegon II, who now sits the Iron Throne. 

Rhys Ifans as Ser Otto Hightower, esteemed Hand to two previous Kings, Ser Otto now staunchly supports the claim of his grandson Aegon II to the Iron Throne.

Steve Toussaint as Lord Corlys Velaryon, “The Sea Snake,” the most famed nautical adventurer in the history of Westeros, Lord Corlys built his house into a powerful seat that is even richer than the Lannisters and that claims the largest navy in the world.

Eve Best as Princess Rhaenys Targaryen, a skilled dragonrider and wife to Lord Corlys Velaryon, "The Queen Who Never Was" was passed over as heir to the throne because the lords of the realm favored her cousin, Viserys.

Fabien Frankel as Ser Criston Cole, the common-born son of the steward to the Lord of Blackhaven who has risen to be Lord Commander of the Kingsguard and Queen Alicent’s sworn protector.

Matthew Needham as Lord Larys Strong, younger son of late master of laws Lyonel Strong, named Lord of Harrenhal following the sudden and suspicious deaths of his father

and brother, Larys seeks to gain influence by ingratiating himself with those who wield power.

Sonoya Mizuno as Mysaria, known as “the White Worm,” she was once the proprietor of a brothel and the paramour of Prince Daemon Targaryen, and more recently a mistreated informant to Otto Hightower.

Tom Glynn-Carney as King Aegon II Targaryen, the first-born son of the late King Viserys. A dragonrider that now sits the Iron Throne, Aegon is eager to prove himself as a leader.

Ewan Mitchell as Prince Aemond Targaryen, the younger brother to Aegon II. As a child, Aemond claimed the largest dragon in the realm, Vhagar, leading to a fight in which he lost an eye.

Harry Collett as Prince Jacaerys Velaryon, a dragonrider and the eldest son and heir of Queen Rhaenyra, though his paternity has been called into question. 

Bethany Antonia as Lady Baela Targaryen, the eldest daughter of Daemon Targaryen and Laena Velaryon, Baela is betrothed to Prince Jacaerys and rides the young dragon Moondancer.

Phoebe Campbell as Lady Rhaena Targaryen, the younger sister of Lady Baela. Though she is eager to be a dragonrider like her sister, she has not claimed a dragon.

Phia Saban as Queen Helaena Targaryen, the sister and wife to King Aegon II and mother to the young Prince Jaehaerys and Princess Jaehaera. Considered strange by her family, she often perceives things that others do not. Helaena claimed Dreamfyre, but chooses not to ride her dragon.

Jefferson Hall as Ser Tyland Lannister, a crafty and calculating politician, serving as master of ships on Aegon II’s small council.

Jefferson Hall as Lord Jason Lannister, the haughty Lord of Casterly Rock and twin to Ser Tyland Lannister.

Kurt Egyiawan as Grand Maester Orwyle, a scholar and healer for the realm, providing counsel to King Aegon II.

Paul Kennedy as Lord Jasper "Ironrod" Wylde, the master of laws on King Aegon II’s small council.

Freddie Fox as Ser Gwayne Hightower, an arrogant knight from Oldtown who is the son of Otto Hightower and Queen Alicent’s brother.

Gayle Rankin as Alys Rivers, a healer working in the service of House Strong.

Sir Simon Russell Beale as Ser Simon Strong, the great uncle to Lord Larys and castellan of Harrenhal.

Luke Tittensor as Ser Arryk Cargyll, a member of the Kingsguard and loyal supporter of King Aegon II – despite his twin brother’s loyalty to Queen Rhaenyra.

Elliott Tittensor as Ser Erryk Cargyll, a former member of Viserys’ Kingsguard who left King’s Landing – and his twin brother – to swear fealty to Queen Rhaenyra and join her Queensguard.

Abubakar Salim as Alyn of Hull, a young sailor who saved the Sea Snake’s life in battle at the Stepstones.

Clinton Liberty as Addam of Hull, a shipwright for the Velaryon fleet and Alyn’s brother.

Kieran Bew as Hugh, a blacksmith from King’s Landing trying to make ends meet for his sick daughter.

Tom Bennett as Ulf, a denizen of Kings Landing known as a sot and raconteur among the smallfolk.

Anthony Flanagan as Ser Steffon Darklyn, a knight on the black council and commander of Rhaenyra’s Queensguard.

Max Wrottesley as Ser Lorent Marbrand, a knight on the black council and member

of Rhaenyra’s Queensguard.

Phil Daniels as Maester Gerardys, a healer and advisor for Queen Rhaenyra at Dragonstone.

Jamie Kenna as Ser Alfred Broome, a gruff knight on Queen Rhaenyra’s black council.

Nicholas Jones as Lord Bartimos Celtigar, a traditionalist member of Queen Rhaenyra’s black council.

James Dreyfus as Lord Gormon Massey, a member of Queen Rhaenyra’s black council and father to her lady in waiting, Elinda Massey.

Michael Elywn as Lord Simon Staunton, a loyal member of Queen Rhaenyra’s black council.

Tom Taylor as Lord Cregan Stark, the Lord of Winterfell who like the Starks that came before him does not forget an oath.

Abigail Thorn as Sharako Lohar, an eccentric Lysene commander of the Triarchy fleet.

Michelle Bonnard as Madam Sylvi, the proprietor of an upscale brothel.

Archie Barnes as Ser Oscar Tully, the young grandson of Grover Tully, heir to Riverrun and future Lord Paramount of the Riverlands.

Barney Fishwick as Ser Martyn Reyne, a knight. Friend and flatterer of King Aegon II.

Ralph Davis as Ser Leon Estermont, a knight. Friend and flatterer of King Aegon II.

Tok Stephen as Eddard “Red Ned” Waters, a bastard hedge knight serving King Aegon II.

Vincent Regan as Ser Rickard Thorne, a member of Aegon II’s Kingsguard.

Ellora Torchia as Kat, Hugh’s wife and a devoted mother to their sick daughter.

Jordon Stevens as Elinda Massey, a trusted handmaiden to Queen Rhaenyra.

Amanda Collin as Lady Jeyne Arryn, the cunning Maiden of the Vale, Lady of the Eyrie, and head of House Arryn.