House of the Dragon's Gayle Rankin demands to know: 'Where the fuck is Mushroom?'

House of the Dragon actress Gayle Rankin asked "Where the fuck is Mushroom?" in a Hollywood Reporter interview published 18 August 2026, requesting the quote as the headline. Mushroom, a court jester and unreliable narrator in George R.R. Martin's Fire and Blood, has never appeared on screen. The HBO series heads into its fourth and final season.