In the years since Iron Man died in Avengers: Endgame, Robert Downey Jr. has reached a new height of success. That’s because, a few years after he left the MCU as Iron Man, he took a role in Christopher Nolan’s Oppenheimer, which earned him an Oscar. Now, as RDJ prepares to play Doctor Doom, Kevin Feige has opened up about why they decided to bring him back for the upcoming Marvel movie, Avengers: Doomsday. And yes, it does relate to the Academy Award-winning movie the actor made after he said goodbye to Tony Stark.
Ever since it was revealed that Downey was going to play Victor Von Doom in the MCU, I’ve been wondering why they cast him. While I love the choice, RDJ is synonymous with Tony Stark, so why have him play a new character? Well, now that we’re getting closer to Doomsday’s release on the 2026 movie schedule, Marvel boss Kevin Feige is providing some more details to this answer. Telling EW about when they started forming this idea, he recalled how Downey's performance in the 2023 film Oppenheimer inspired them:
