See photos of the cast in character for the Targaryen-focused series.
Welcome to a new age of House Targaryen.
Smith transforms into Prince Daemon Targaryen, the king’s younger brother and heir to the throne.

Emma D’Arcy and Matt Smith on ‘House of the Dragon’.Ollie Upton/HBO
He’s the Lord of House Velaryon, a Valyrian bloodline as old as House Targaryen.
Cooke plays Otto’s daughter, Alicent Hightower.
She’s “the most comely woman in the Seven Kingdoms.

Steve Toussaint in ‘House of the Dragon.'.Ollie Upton/HBO
Filming onHouse of the Dragonbegan in late April with HBO releasingphotos of the table read.
Miguel Sapochnikand Ryan Condal showrun the series, which was created by Martin and Condal.
Martin serves as executive producer.

Olivia Cooke and Rhys Ifans in ‘House of the Dragon’.Ollie Upton/HBO