The House of the Dragon cast has undergone some incredible transformations to bring the Targaryens and their allies—and enemies—to life. (Major kudos to the hair and makeup departments.) Before the Game of Thrones prequel premieres on Sunday, get to know the actors embodying George R. R. Martin's characters without all the ornate Westerosi garb or silvery wigs. (Check out more GoT transformations here.)
Where you've seen her: Wonder Woman (as young Diana), the 2018 Tomb Raider remake (as young Lara), the BBC series Casualty.
Who she plays: young Alicent Hightower, daughter of Otto Hightower, Hand of the King, and BFFs with Princess Rhaenyra Targaryen.
Where you've seen her: Australian TV shows like Janet King and Upright, Netflix's Pine Gap, Starz's The Gloaming.
Who she plays: Princess Rhaenyra Targaryen, daughter of King Viserys I, in her younger years.
Where you've seen her: Ready Player One (as Art3mis/Samantha), Sound of Metal (as Lou), Bates Motel, Thoroughbreds.
Who she plays: an adult Alicent Hightower.
Where you've seen them: Prime Video's Truth Seekers (as Astrid), Hanna (as Sonia Richter), the film Mothering Sunday, the Toni Collette-starring mini series Wanderlust.
Who they play: Princess Rhaenyra Targaryen in adulthood.
Where you've seen him: Doctor Who, The Crown's first two seasons, the BBC Two series Party Animals, Last Night in Soho.
Who he plays: Prince Daemon Targaryen, younger brother of King Viserys and heir to the throne.
Where you've seen him: Dead Man's Shoes, Tyrannosaur, Hot Fuzz, HBO's The Outsider, Peaky Blinders (as Father John Hughes), In America.
Who he plays: King Viserys Targaryen, father of Princess Rhaenyra and brother to Daemon.
Where you've seen her: The King's Speech (as Wallis Simpson), Lucky Man, Nurse Jackie (as Dr. Eleanor O'Hara), 2012's Much Ado About Nothing, Fate: The Winx Saga.
Who she plays: Rhaenys Targaryen, cousin of Viserys, who was passed over as heir to the throne.
Where you've seen him: The Serpent (as Dominique Renelleau), An Uncandid Portrait, the Emilia Clarke-starring 2019 rom-com Last Christmas.
Who he plays: Ser Criston Cole, a knight of Dornish descent and son of the steward to the Lord of Blackhaven.
Where you've seen him: The Amazing Spider-Man (as The Lizard/Dr. Curt Connors), Notting Hill (as the eccentric roommate Spike), Harry Potter and the Deathly Hallows: Part 1 (as Xenophilius Lovegood), Snowden, Elementary, Berlin Station.
Who he plays: Otto Hightower, hand of the king to Viserys.
Where you've seen her: Ex-Machina (as the robot Kyoko), Devs, Crazy Rich Asians (as the bride Araminta Lee), Maniac.
Who she plays: Mysaria, an ally to Prince Daemon.
Where you've seen him: Pine Gap, Prince of Pearsia: The Sands of Time, 1995's Judge Dredd, 2005's Shooting Dogs.
Who he plays: Lord Corlys Velaryon (also known as “The Sea Snake”), a renowned nautical adventurer who claims the largest navy in the world.
Where you've seen him: the Hobbit trilogy (as Dwalin), Rambo (as Lewis), Outlander (as Dougal MacKenzie/Buck MacKenzie), 24, Prison Break.
Who he plays: Ser Harrold Westerling, a knight of the Kingsguard .
Where you've seen her: Sherlock (as Elizabeth/Eurus Holmes), Trying (as Karen), Good Omens, No Return, Body of Water.
Who she plays: Aemma Arryn, queen and wife to Viserys.