It was a reveal that changed the Marvel Cinematic Universe – and riled up nerds. When Robert Downey Jr. ripped off a Doctor Doom mask at Comic-Con and the erstwhile Tony Stark announced himself ...

Despite hurdles, Robert Downey Jr. turned his life around with Marvel's help, earning a pardon. Robert Downey Jr. is iconic today for his role as Iron Man — AKA Tony Stark — in Marvel films.