Which Families Are in House of the Dragon?
"House of the Dragon" Episode 3 Introduces the Lannister Twins
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House Hightower will have a significant presence in "House of the Dragon." When the series begins, Otto Hightower is serving as the Hand of the King. His daughter Alicent is by his side in King's Landing and has a strong friendship with Princess Rhaenyra.
The house does briefly appear in "Game of Thrones." Alerie Hightower was married to Mace Tyrell. The head of Aerys's Kingsguard was also a member of House Hightower.