Marvel Zombies: Animated What If? spinoff debuts Sept 24, 2025 on Disney

Marvel Studios will release Marvel Zombies, an animated TV-MA spinoff of What If?, on Disney on September 24, 2025, the studio announced as it unveiled a new trailer. The four-episode limited series depicts an alternate timeline in which a contagion has transformed many of the Avengers into flesh-eating undead and follows a small band of survivors racing across a dystopian landscape to end the superpowered plague.

The official synopsis reads, "After the Avengers are overtaken by a zombie plague, a desperate group of survivors discover the key to bringing an end to the superpowered undead, racing across a dystopian landscape and risking life and limb to save their world." The series is billed as a direct extension of Season 1, Episode 5 of What If?, titled What If... Zombies?, which portrayed an outbreak that began when Janet van Dyne returned from the Quantum Realm carrying a pathogen, according to that episode.

The voice cast reunites numerous actors associated with the Marvel Cinematic Universe. Among those listed are Elizabeth Olsen as Wanda Maximoff, Paul Rudd as Scott Lang, Florence Pugh as Yelena Belova, David Harbour as Alexei Shostakov, Simu Liu as Shang-Chi, Hailee...