Doomsday, Robert Downey Jr. is pulling out all the stops, according to the Russo Brothers. Speaking to Entertainment Tonight about The Electric State, the Russo Brothers talked about Downey’s Marvel return.

Julian McMahon, who portrayed Victor Von Doom / Doctor Doom in 2005’s Fantastic Four and its 2007 sequel, Fantastic Four: Rise of the Silver Surfer, has given a big thumbs up to the casting of Robert Downey Jr.

Julian McMahon touched upon Robert Downey Jr.'s casting as Doctor Doom. This comes after Miles Teller shared his hope that The Fantastic Four: First Steps doesn't "bomb" in theaters. McMahon brought this subject up in an interview with Screen Rant,

Robert Downey Jr. is set to return to the Marvel Cinematic Universe (MCU), this time as the iconic villain Doctor Doom. This unexpected casting marks a major change in Downey’s MCU journey, as he previously played the beloved superhero Iron Man for over a decade.

There are still two big Marvel Cinematic Universe movies on the 2025 movie schedule but many fans are already turning their attention to 2026 and the upcoming Avengers: Doomsday, the movie that features the return of Robert Downey Jr.

Julian McMahon, the Doctor Doom actor from the 2000s Fantastic Four movies, has revealed his excitement over Robert Downey Jr.'s take on the role in Avengers: Doomsday and Avengers: Secret Wars. "It's Robert,