HBO confirms the Naomi Watts-led Game of Thrones prequel pilot is dead

Deadline

"After careful consideration, we have decided not to move forward to series with the Untitled Game of Thrones prequel,” HBO said in a statement today, confirming Tuesday's news that the pilot that Jane Goldman created with George R.R. Martin and directed by S.J. Clarkson is not moving forward. “We thank Jane Goldman, S.J. Clarkson, and the talented cast and crew for all of their hard work and dedication.”