 The film 's world premiere was April 11 , 2012 , at Hollywood 's El Capitan Theatre . The Avengers closed the 11th Annual Tribeca Film Festival with a screening on April 28 , 2012 . The film received an expanded one @-@ week theatrical push for the 2012 U.S. Labor Day weekend , increasing the number of theaters from 123 to 1 @,@ 700 . 
