Avengers: Doomsday is shaping up to be one of the longest and most epic films in the Marvel Cinematic Universe (MCU). According to recent reports, the film will have a runtime of around three hours and 45 minutes, including end credits and post credit scenes, making it longer than Avengers: Endgame, the previous longest film in the franchise.
The film's post credit scenes are expected to set up the next chapter in the MCU, Avengers: Secret Wars, teasing upcoming storylines and character arcs. Fans can expect an ensemble cast, including Chris Evans, Anthony Mackie, Tom Hiddleston, Paul Rudd, Simu Liu, and Owen Wilson.
The main Avengers team in Avengers: Doomsday is rumored to include Captain America, Thor, Falcon, Ant-Man, Shang-Chi, and Loki. There are also strong rumors of Owen Wilson reprising his role as Mobius M. Mobius from the Loki series, further deepening the connection between this film and the Time Variance Authority (TVA) and multiverse storylines. Leaked teasers have hinted at the return of Steve Rogers and Thor, and another teaser confirms that the X-Men will appear in the film.
The film's plot is expected to feature Doctor Doom, played by Robert Downey Jr., as the main villain, with the Avengers, Wakandans, Fantastic Four, and X-Men teaming up to face him. With its huge runtime and iconic characters, Avengers: Doomsday is shaping up to be a true MCU event film, releasing on December 18, 2026.