

Collett notably played Ollie Hide in Casualty, Tommy Stubbins in Dolittle, and was credited as “Boy” in Dunkirk. Harry Collett as Jacaerys Velaryon: The eldest dragonriding Velaryon son of Princess Rhaenyra and Laenor. Related: Which House Of The Dragon Characters Will Survive The Show (If Any) Mitchell is known for playing Tom Bennett in World on Fire, Osferth in The Last Kingdom, and Ettore in High Life. The House of the Dragon actor previously had roles in Dunkirk, The King, Tolkien, and The Last Post.Įwan Mitchell as Aemond Targaryen: Also known as Aemond “One-Eye,” he’s the second son of Viserys and Alicent, whose ferocity and arrogance were only exacerbated after losing an eye. Tom Glynn-Carney as Aegon Targaryen: The oldest son of King Viserys I Targaryen and Alicent Hightower and the younger half-brother of Rhaenyra, who remains heir to the Iron Throne over her brother. Jefferson actually previously appeared in Game of Thrones season 1 as Hugh of the Vale. Actor Jefferson Hall has been seen in Halloween (2018), Star Wars: Episode VII - The Force Awakens, Vikings, and Devs. Tyland is a strategic politician working his way into King’s Landing, while Jason is the Lord of Casterly Rock.

Jefferson Hall as Tyland and Jason Lannister: The twin brothers and leaders of House Lannister in the House of the Dragon. Corr has been seen in Holding the Man, Bloom, Hacksaw Ridge, Packed to the Rafters, and The Secrets She Keeps. Ryan Corr as Ser Harwin “Breakbones” Strong: The eldest son of King Viserys’ master of laws Lyonel Strong, and the sworn shield to Princess Rhaenyra Targaryen, whose true relationship is subject to rumors. Related: House Velaryon Family Tree Explained Macmillan is known for his roles in Silk, Critical, Carnage, The Nevers, and King Lear. John Macmillan as Ser Laenor Velaryon: The adult version of the knight Ser Laenor Velaryon, the heir to Driftmark and husband to Rhaenyra Targaryen, with whom he has three children.

House of the Dragon's adult Alicent Hightower is portrayed by Olivia Cooke, whose best-known roles include Art3mis in Ready Player One, Lou in Sound of Metal, Rachel in Me and Earl and the Dying Girl, and Emma Decody in Bates Motel. Young Alicent is played by Emily Carey, who is best known for appearing in Wonder Woman as Young Diana, Casualty as Grace Beauchamp, Houdini and Doyle as Mary Conan Doyle, and Get Even as Mika. Related: House Of The Dragon’s “Greens” & “Blacks” Targaryen Split Explained As adults, Rhaenyra and Alicent’s feud grows to a catastrophic breaking point, particularly once the realm is separated by support to the Targaryen “black” or “green” party. After being married to King Viserys I Targaryen, Alicent becomes the queen consort and has several children whose claims to the throne come after Rhaenyra. She bonds with Princess Rhaenyra Targaryen in her youth, but has a growing anger as a result of the patriarchal society she’s been raised in. Alicent Hightower is the daughter of the King’s Hand Otto Hightower, who brings her to court at a young age.
