Game of Thrones prequel 'House of the Dragon' casting begins by HBO and now-scrapped prequel project, starring Naomi Watts. The film expects to be released in the year 2022. HBO is headed forward with the prequel of 'Game of Thrones'. Home Box Office network has begun casting for House Of Dragon series, reported Entertainment Weekly. HBO Begins Casting For Game of Thrones Prequel 'House of the Dragon' The project is based on George R.R. Martin\u2019s \u2018Fire & Blood\u2019 book, a history of House Targaryen leaders set 300 years before the events described in Game of Thrones, which finished its 8th-season of 2019. The show is expected to include Dance of Dragons, which is a civil war between the Targaryens. Ryan Condal will be serving as the showrunner alongside Miguel Sapochnik. Sapochnik will also direct some episodes of the show. The prequel replaces HBO\u2019s previously announced but now scrapped prequel project, starring Naomi Watts. House of the Dragon is expected to be release in Yr 2022. Find more news updates about the latest or upcoming Web Series and TV Shows\u00a0here. For more News, Media & Entertainment,\u00a0Celebrity News Gossip,\u00a0Latest Movies\u00a0News,\u00a0Celebs photos, videos like or follow us on social media platforms as Moviespie.com. Feel free to join us on\u00a0Twitter,\u00a0Instagram,\u00a0Facebook,\u00a0Google News.