Olivia Cooke plays Alicent Hightower in House of the Dragon
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Olivia Cooke: Age, Height And Facts About The House of the Dragon Actress
5. Olivia Cooke plays Alicent Hightower in House of the Dragon
Olivia Cooke plays the adult version of Alicent Hightower in House of the Dragon, taking over from Emily Carey who portrayed the character for the first 5 episodes of season 1. Alicent is the former best friend of Rhaenyra Targaryen, daughter of Otto Hightower and the Queen, wife of Viserys Targaryen. [HBO via Alamy]