The announcement for the release of Avengers: Doomsday at the San Diego Comic-Con 2024 has taken the Marvel fandom by storm. Spurred on by the re-introduction of iconic Iron Man actor Robert Downey Jr. in a new role, fans look forward to the newest installment in the Marvel Cinematic Universe (MCU).The film is slated to release in May 2026 and will be directed by the Russo brothers. The duo is famous for heading the direction team of previous MCU blockbusters like Avengers: Infinity War and Avengers: Endgame.The new film is expected to be the first Avengers multi-starrer reunion since the events of Endgame. Audiences can expect to see many old familiar faces in the story and the introduction of the newer superheroes into the umbrella team. The film's plot shall focus on the multiverse saga that is being explored through the current Marvel films and shows.What is the release date for Avengers: Doomsday? View this post on Instagram Instagram PostAvengers: Doomsday has been scheduled for release on May 1, 2026. The film was announced by the MCU panel at the San Diego Comic-Con 2024. The Russo brothers have been roped in to direct the film.Initially, director Destin Daniel Cretton had been roped in to reportedly direct the untitled fifth Avengers movie. However, after the announcement of the Russo brothers, it seems that Cretton will helm another film in the series.What is the possible plot for Avengers: Doomsday? View this post on Instagram Instagram PostInitially, Avengers: Doomsday was supposed to be based on Kang the Conqueror. However, the storyline changed and reintroduced Doctor Doom as the main villain. Doom is originally a Fantastic Four villain in the comics but is featured here due to the expanding multiverse in the MCU.The film will likely revolve around the multiverse and provide an answer to how the heroes might deal with the problem. While the film will give some closure to many characters, it will not be the end. The announcement of the next movie, Avengers: Secret Wars, has also been made, which will take the story forward with a new villain. The setup for the sixth Avengers movie will be laid out in Avengers: Doomsday.Also read: All 4 Avengers movies releasing until MCU Phase 7 (Instead of just 2)Who will be in the cast of Avengers: Doomsday?Sebastian Stan and Florence Pugh, who might likely feature as cast members in Avengers: Doomsday (via @marvelstudios/Instagram)Avengers: Doomsday will likely bring together many superheroes who have featured in the MCU and are still an active part of the storyline. Marvel has revealed that Robert Downey Jr. will play the main villain in the series as he takes on the role of Doctor Doom.While the full official cast of the film has not been confirmed by the studios yet, here are some characters fans might expect to see in the new installment:Thor, played by Chris HemsworthSam Wilson / Captain America, played by Anthony MackieDoctor Stephen Strange, played by Benedict CumberbatchPeter Parker / Spider-Man, played by Tom HollandCarol Danvers / Captain Marvel, played by Brie LarsonBruce Banner / Hulk, played by Mark RuffaloScott Lang / Ant-Man, played by Paul RuddHope van Dyne / Wasp, played by Evangeline LilyShuri / Black Panther, played by Letitia WrightJames Rhodes / War Machine, played by Don CheadleWong, played by Benedict WongShang-Chi, played by Simu LiuKamala Khan / Ms Marvel, played by Iman VellaniMonica Rambeau, played by Teyonah ParrisJennifer Susan Walters / She-Hulk, played by Tatiana MaslanyKate Bishop / Hawkeye, played by Hailee SteinfeldClint Barton / Hawkeye, played by Jeremy RennerCassie Lang, played by Kathryn NewtonAlso read: The music of Marvel: How soundtracks shaped the Marvel Cinematic UniverseWhat to watch before seeing Avengers: DoomsdayTom Hiddleston as Loki Laufeyson in Loki season 2 (via @marvelstudios/Instagram)The films in the MCU have the attribute of building on characters, stories, and easter eggs from previous films in the franchise. Avengers: Doomsday will be no different. It becomes necessary for fans to brush up on a few films and television shows to ensure that they might perfectly enjoy all the references in the new movie.Since the film shall be revolving around the expanding Marvel multiverse, a few of the films and shows (apart from the Avengers franchise) that become a must-watch are:WandaVisionLoki (seasons 1 and 2 both)Doctor Strange in the Multiverse of MadnessAnt-Man & the Wasp: QuantumaniaDeadpool & WolverineThunderbolts (to be released)The Fantastic Four: First Steps (to be released)The audience can also watch the shows and films that have been exploring the individual heroes' stories to get a better understanding of where the MCU is situated plot-wise:The Falcon and the Winter SoldierHawkeyeMs. MarvelShe-Hulk: Attorney at LawSpider-Man: No Way HomeThor: Love and ThunderBlack Panther: Wakanda ForeverThe MarvelsCaptain America: Brave New World (to be released)The most recent MCU project is the film Deadpool & Wolverine, which is currently out in theatres for audiences to watch.