King Viserys was seen as being compassionate, kind, and a decent man when he was chosen at the Great Council at Harrenhal to succeed the ageing King Jaehaerys Targaryen. However, excellent individuals do not always make good rulers since the cruel powers of Westeros would devise ways to stamp out such inherent goodness in mankind.
Daemon Targaryen, a fierce warrior, dragon rider (Caraxes), and prince of the city, is portrayed by Matt Smith. HBO immediately increased the suspense by adding, "But it is rumoured that when a Targaryen is born, the gods throw a coin in the air," to the claim that Daemon possesses the real blood of the dragon.
Alicent Hightower, the daughter of Otto Hightower, is portrayed by Olivia Cooke. Alicent Hightower, King Viserys' second wife, supports her son Aegon's assertion at the Dance of the Dragons.
The King's firstborn child, Rhaenyra Targaryen, is known as the "Realms Delight." She is a skilled dragonrider and of pure Valyrian blood (Cyrax).
Lord Corlys Velaryon, who is portrayed by Steve Toussant, developed a reputation as the most fearsome sailor in Westeros, earning him the moniker "The Sea Snake." Princess Rhaenys Velaryon's husband, Lord Corlys Velaryon, has the most imposing and potent navy fleet among the Seven Kingdoms.
The steward to the Lord of Blackhaven is Ser Criston Cole, a common-born man. The Dornish descendent, who was Rhaenyra Targaryen's friend when they were young, has no titles or lands to his name and derives all of his value from the sword he carries.
Lord Corlys Velaryon, who is portrayed by Eve Best, is one of the wealthiest men in Westeros. The princess Rhaenys "Targaryen" Velaryon is a well-known dragon rider. She was dubbed "The Queen Who Never Was" because she was rejected for the crown and because she established the male succession in Westeros.
Mysaria, a dependable ally and Prince Daemon Targaryen's paramour, is portrayed by Sonoya Mizuno. Mysaria, a former prostitute who has been sold more times than she can count, is no stranger to Westeros' highs and lows.
Otto Hightower (Ned Stark 2.0) is devoted and trustworthy to an extreme Alicent's father and the King's hand is Otto. Compared to many other power-hungry figures in King's Landing, he has much less ambition, yet he views Daemon Targaryen as dangerous and the possible downfall of the country.
In recent flashback scenes, Rhaenyra Targaryen is portrayed by Milly Alcock. The Familiars, Upright, The Gloaming, and A Place to Call Home are among the films in which the Australian actress is most known. Alcock debuted as a professional actor in the 2014 film Wonderland, where she played the part of Teen Girl 1.