The second and final season of Star Wars: Andor ended last week, with Cassian Andor walking off into the sunset and directly into the beginning of Rogue One, the 2016 movie that was so successful Disney let Tony Gilroy make a whole prequel show. Plenty of characters from Rogue One showed up in Andor, including the sassy droid K-2So, Imperial officer Orson Krennic, and Cassian himself. But we never saw Jyn Erso (Felicity Jones), arguably of the main character of that movie. The show ends with Cassian going off on the mission that will eventually put him in contact with Jyn. Together, they'll go on to steal plans for the Death Star.

Speaking to Entertainment Weekly, Tony Gilroy said he never considered including Jyn Erso in Andor, although he did consider including Tivic, the rebel spy Cassian meets (and then kills) right at the beginning of Rogue One. “I always thought,...