While we have reported on it before, Olivia Cooke has once again spoken about the hilarious —and very NSFW—prank she played on Fabien Frankel while filming a scene in House of the Dragon season 2. "There was a scene in House of the Dragon season 2 when Fabien Frankel's character, Criston Cole, seemed to have dropped something. Olivia Cooke as Alicent Hightower and Fabien Frankel as Criston Cole in House of the Dragon. With season 3 just weeks away from wrapping up filming, Frankel has limited time to dream up a prank of his own. House of the Dragon season 3 is set to premiere in late spring or early summer 2026.