Salim will play Alyn of Hull, a sailor in the Velaryon fleet who served in the Stepstones campaign.

Gayle Rankin will play Alys Rivers, a healer and resident of Harrenhal. In author George R.R. Martin’s novel “Fire & Blood,” on which “House of the Dragon is based, Alys is a witch who has mystical visions and becomes a powerful figure within the Targaryen’s Green faction.

Simon Russell Beale will play Ser Simon Strong, the Castellan of Harrenhal and great-uncle to Lord Larys Strong, played by Matthew Needham in Season 1.

Freddie Fox will play Ser Gwayne Hightower, the son of Otto Hightower (Rhys Ifans), brother to Queen Alicent (Olivia Cooke) and uncle to her children King Aegon (Tom Glynn-Carney), Queen Helaena (Phia Saban) and Prince Aemond (Ewan Mitchell).

House of Dragon