 In August 2011 , Walt Disney Pictures , Pixar Animation Studios and Marvel Studios presented a look at Walt Disney Studios ' upcoming film slate , which included The Avengers , at the D23 Expo in Anaheim , California . The presentation featured footage from the film and appearances by the cast members . Later in August , Disney dismissed Marvel 's executive vice president of worldwide marketing , vice president of worldwide marketing and manager of worldwide marketing to bring their functions in @-@ house . 
