Everything we know about HBO’s new Games of Thrones prequel, Blood Moon

If you haven't watched the Game of Thrones season 8 grand finale, stop right now and head to HBO on Google Play or iTunes store to catch up before you read on. The original working title for the prequel project, The Long Night, became the name for the Game of Thrones season 8 battle between the Nothern armies and White Walkers There's also a hint in Season 1 of Game of Thrones - with Old Nan talking to the future King of Westeros, a.k.a Bran Stark, about what Westerosi historians refer to as 'The Long Night': 'Thousands of years ago, there came a night that lasted a generation. Jane Goldman, a writer on films including Kingsman, X-Men and Stardust, has been confirmed as the showrunner for HBO's Game of Thrones prequel pilot, Blood Moon If that seems like a lot of people, it's because the budget is already huge. While Blood Moon isn't at the staggering $15 million per episode that season eight of Thrones required, it's definitely not a small budget series. Long story short, we probably won't be seeing Blood Moon until 2021, which leaves so much more time to speculate… or just re-watch Game of Thrones from right back at season one, episode one!