Another big name is being added to HBO’sGame of Thronesprequel pilot.

Miranda Richardson has joined the ensemble cast in what’s described as a series regular role.

No other details were released about the character.

“Churchill” New York Premiere

Mike Pont/WireImage

Production on the prequel is planned for this summer.

The project would not air until at least a year afterGoTconcludes.

If greenlit to series, the project theoretically could be on the air in 2020 or 2021.

The show’s title is rumored to beThe Long Night, but that’s not confirmed.

“Westeros is a very different place” he said.

“There’s no King’s Landing.

There’s no Iron Throne.