But who will she be playing? There's no official details yet, but since the entire season will be about the 2016 presidential election, the most obvious choice of who she's playing: Ivanka Trump.
She'll be joining "AHS" vets Sarah Paulson and Evan Peters.
The 24-year-old actress made her TV debut on another Scream Queens," where she plays Chanel No. 3.
She'll next be seen in "Billionaire Boys Club" with Taron Egerton. She also reprises her role as Lieutenant Connix in the upcoming "Star Wars: The Last Jedi," opposite her mom. Fisher completed her role as General (formerly Princess) Leia before her death last year.