But, according to Robert Downey Jr., who will play the film's titular villain, Doctor Doom, there could still be a lot more to come. While the rest of the cast were absent, with Marvel Studios only revealing their set chairs,

Marvel's cast reveal for the upcoming Avengers films included numerous actors reprising former superhero roles. Recently, Screenrant caught up with Julian McMahon, the former 2005 Doctor Doom from Fantastic Four, who spoke about Downey taking on the role.

Robert Downey Jr.'s casting as Doctor Doom is explained in a new MCU theory that connects with the confirmation that Tony Stark's death plays a role.