House of the Dragon: Game of Thrones Prequel Cast
House of the Dragon: The Game of Thrones Prequel Is Stacked With a Full Cast
3
The Doctor Who and The Crown star will transform into Prince Daemon Targaryen — King Viserys' younger brother and heir to the throne. Daemon is described as a "peerless warrior and a dragonrider" who possesses the true blood of the dragon.