Avengers: Doomsday | Official Trailer

Marvel Studios has finally dropped the official trailer for their highly anticipated film Avengers: Doomsday.

The footage reunites a massive roster of heroes while confirming the return of Robert Downey Jr. to the franchise, this time portraying the iconic villain Doctor Doom rather than Tony Stark. The trailer teases an apocalyptic, multiversal conflict, showcasing large-scale action sequences, unexpected character team-ups, and ominous glimpses of Doctor Doom’s growing power. Familiar Avengers join forces with members of the Fantastic Four, the Thunderbolts, and the X-Men, hinting at an unprecedented crossover event. While the preview reveals plenty of explosive spectacle, it leaves many of its biggest story details shrouded in mystery, setting the stage for what appears to be Marvel’s most ambitious ensemble film since Avengers: Endgame.

The film stars Robert Downey Jr. as Doctor Doom, alongside returning MCU actors Chris Hemsworth as Thor, Chris Evans as Steve Rogers, Anthony Mackie as Captain America, Sebastian Stan as the Winter Soldier, Letitia Wright as Shuri, Paul Rudd as Ant-Man, Wyatt Russell as U.S. Agent, Tenoch Huerta Mejía as Namor, Vanessa Kirby as Sue Storm, Pedro Pascal as Mister Fantastic, Joseph Quinn as the Human Torch, Ebon Moss-Bachrach as the Thing, Simu Liu as Shang-Chi, Florence Pugh as White Widow, Kelsey Grammer as the Beast, Lewis Pullman as Sentry, Danny Ramirez as Falcon, David Harbour as Red Guardian, Winston Duke as M’Baku, Hannah John-Kamen as Ghost, Tom Hiddleston as Loki, Patrick Stewart as Professor X, Ian McKellen as Magneto, Alan Cumming as Nightcrawler, Rebecca Romijn as Mystique, James Marsden as Cyclops, and Channing Tatum as Gambit.

Avengers: Doomsday lands in movie theaters on Dec. 18, 2026. A direct sequel is already in the works, with 2027’s Avengers: Secret Wars.