Doctor Doom's reign of terror is just beginning. Here's what to know about his role in the upcoming movie, 'Avengers: Doomsday,' including cast, release date and potential plot.

Sue Storm actor Vanessa Kirby says Robert Downey, Jr. is doing "amazing work" as Doctor Doom and as the behind-the-scenes leader of the cast

In Marvel Comics, Doom’s fixation on Franklin is legendary. He views the boy’s near-limitless powers as the key to creating and ruling Battleworld, a twisted reality of his own making as seen in Secret Wars.