ET sits down with Elizabeth Olsen (Scarlet Witch), Paul Bettany (Vision) and Letitia Wright (Shuri), where they discuss bringing the entire cast together for the biggest event in Marvel cinematic history.
Iron Man star Robert Downey Jr., who smiled at Marvel's Avengers: Age of Ultron premiere with wife and producing partner Susan Downey on April 13, 2015, will also reprise his Tony Stark/Iron Man role in Captain America: Civil War.