George R.R. Martin Reveals Fifth 'Game Of Thrones' Spinoff In Works At HBO

We’ve previously reported that there are four Game of Thrones spinoffs in development at HBO and now George R.R. Martin, author of the original A Song of Fire and Ice book series, has revealed there’s a fifth as well. In an entry posted Sunday on Live Journal, Martin writes: “We had four scripts in development when I arrived in LA last week, but by the time I left we had five. We have added a fifth writer to the original four. No, I will not reveal the name here. HBO…