Robert Downey Jr. is back in the Marvel world, but this time he’s not Iron Man. He’s taking on the role of one of Marvel’s most famous villains, Doctor Doom, in Avengers: Doomsday. And Marvel is paying him big for it.

Robert Downey Jr. is officially back with Marvel, but this time he’s switching sides. Instead of suiting up as Iron Man, he’s stepping into the shoes of one of Marvel’s biggest villains, Doctor Doom,

Fantastic Four' star Vanessa Kirby opened up about working with Robert Downey Jr. on the upcoming 'Avengers: Doomsday,' saying he does 'incredible work' in the film and 'is our leader' on set.