Andor S01E12 - Rix Road Rogue One (2016) “We came up with the prison, and the building of the part, pretty early on,” Gilroy told Polygon in an interview. “It was like, Oh, they should be building the Death Star. And then, you know, you follow it forward, and it’s like, Oh, you know what? We oughta show that. So the visual effects department just loved that idea. And they ran with it.”