According to star Diego Luna, Andor season 2 will be a massive step for Cassian. Perhaps the most unexpected of all Star Wars' Disney+ TV shows, Andor is the backstory of a character introduced in Rogue One: A Star Wars Story – Diego Luna's Cassian Andor. Andor season 1 was universally praised for an intense script featuring some of the most memorable dialogue in the franchise's history, with notable performances from members of the supporting case including Stellan Skarsgård as the mysterious rebel leader named Luthen Rael.