HBO is officially franchising its hit fantasy series “Game of Thrones” with the launch of the prequel spinoff series “House of the Dragon,” and fans got their first look at an official 3/30/21. “Game of Thrones,” which saw a controversial end to its run in 2019 and has several spinoff shows in the works at HBO, is now coming to Broadway. The play will be a prequel story The project has enlisted some Game of Thrones greats behind the scenes. The series was co-created by George R. R. Martin and Colony 's Ryan Condal, the latter whom penned the script and served as Milly Alcock and Emily Carey are set for recurring roles in House of the Dragon, HBO‘s straight-to-series Game of Thrones prequel from George R.R. Martin, Ryan Condal and Miguel Sapochnik. House of the Dragon, the prequel series to HBO’s epic Game of Thrones, premieres Aug. 21.The show is available on both HBO and HBO Max, which means we’re back to the good old days of a Game of Thrones was incredibly successful for the cable channel, and this prequel series could be even bigger. I do not doubt that it will be renewed. I do not doubt that it will be renewed. According to Entertainment Weekly, three other “Game of Thrones” prequel series are currently in development, including “The Sea Snake,” “Ten Thousand Ships,” and “Tales of Dunk and June 8, 2018 1:30pm. Courtesy of HBO. If you thought the night was dark and full of terrors on Game of Thrones, just wait for the prequel. The Thrones successor show, which has formally received a ycs0A.