LONDON, ENGLAND - APRIL 21:  (L to R) Andy Serkis, Jeremy Renner, Paul Bettany, Scarlett Johansson, Chris Hemsworth, Aaron Taylor-Johnson, Chris Evans, Elizabeth Olsen, Robert Downey Jr and Mark Ruffalo attend the European premiere of "The Avengers: Age Of Ultron" at Westfield London on April 21, 2015 in London, England.  (Photo by David M. Benett/WireImage)