Home / Arts and Entertainment / Iron Man Star Robert Downey Jr. to Play Doctor Doom in Marvel's Phase 6
Iron Man Star Robert Downey Jr. to Play Doctor Doom in Marvel's Phase 6
27 Sep, 2025
Summary
- Robert Downey Jr. returning to Marvel as villain Doctor Doom
- Casting announcement a major surprise for MCU's 'Multiverse Saga'
- Downey to appear in 'Avengers: Doomsday' and 'Avengers: Secret Wars'

The Marvel Cinematic Universe is about to witness a surprising twist as Robert Downey Jr., the acclaimed actor who portrayed the beloved Iron Man, is set to return to the franchise in a new role – as the iconic villain Doctor Doom.
This unexpected casting announcement was made at San Diego Comic-Con 2024, sending shockwaves through the Marvel fan community. Downey's transition from the heroic Tony Stark to the villainous Victor von Doom is a bold move that is poised to reinvigorate the comic book movie genre, according to director Shane Black.
Downey has already completed filming for 'Avengers: Doomsday', the first Phase 6 installment that will feature his take on Doctor Doom. The actor will also reprise the role in 'Avengers: Secret Wars', further cementing his importance in the culmination of the 'Multiverse Saga'.
While some fans may have expected a fresh face for the iconic Marvel villain, Downey's involvement brings a unique edge and star power that could elevate Doctor Doom to new heights on the big screen. Audiences will have the chance to witness this highly anticipated transformation when 'Avengers: Doomsday' hits theaters in December 2026.