The season, which will be set 18 months into the future, is a crossover between Murder House and Coven, the first and third seasons of the series.
The world is ending on American Horror Story: Apocalypse, but not without Jessica Lange.
"He has a very busy schedule, with new cycles of American Crime Story and Feud, there is active development on all of them, " Landgraf said.
The upcoming season, AHS: Apocalypse, is its eighth, so for you math majors, that means there are at least two more installments in the anthology series.
Speaking about whether Season 10 could be the last, Landgraf confessed, "I don't know". "A lot of that comes down to Ryan and whether he still feels inspired about it".
He continued, "Part of what's cool about American Horror Story is its anthology nature".
With "Cult" its most recent season - "American Horror Story" averaged a 1.1 live + same day rating in the adults 18-49 demographic past year with 2.22 million viewers. "Jessica will be returning as Constance in an episode I'm gonna direct", Sarah Paulson revealed Friday during the show's Television Critics Association summer press tour panel, later revealing that she's helming Episode 6.
It was previously announced most of the returning cast members would come back for the eighth season, including Sarah Paulson, Kathy Bates, Evan Peters, Adina Porter, Cheyenne Jackson, Billy Eichner, Leslie Grossman and Billie Lourd, as well as franchise newcomers Joan Collins and Cody Fern.
American Horror Story: Apocalypse will premiere September 12 at 10 p.m. ET/PT on FX.
Both Season 8 and 9 of American Horror Story were ordered at the same time, and while it may seem unusual for FX to work so far in advance, the show remains one of the network's biggest hits. "This season is very different show for us - as always".