Image Credit: Getty Images for Disney We're still one year away from the theatrical release of Avengers: Doomsday, Marvel's next highly anticipated film, but fans have been demanding the trailer for weeks. Starring Robert Downey Jr. as Doctor Doom after his decade-long run as Iron Man, the MCU movie's trailer was apparently leaked online in December 2025. So, when can everyone expect to watch the actual trailer? Hollywood Life has rounded up everything we know so far about the actual release of the Avengers: Doomsday trailer here.