House of the Dragon may be the first Game of Thrones spinoff, but it won’t be the last. From the moment credits rolled on the series finale, speculation swirled around different ideas for different series, from the likely (the cast is already announced for A Knight of the Seven Kindgoms, the adaptation of the Tales of Dunk and Egg novellas) to the unlikely (despite Kit Harington’s best efforts, the Jon Snow sequel is no longer in development.)
