Robert Downey Jr.'s shock Marvel return as Doctor Doom didn't just take us by surprise – it also caught Marvel stars off guard.
One of those stars is Captain Marvel actor Brie Larson, who had no idea her Avengers: Endgame co-star was coming back. "I want to be clear. I was just with Kevin [Feige]. It was like that same day," she told The Playlist's Bingeworthy podcast. "And he was like, 'Oh yeah, we’re doing a thing at Comic-Con.' He did not say that at all! Not at all!"
