Avengers: Infinity War | Behind-The-Scenes In October 2014, Marvel Studios announced a two-part sequel to Avengers: Age of Ultron(2015) entitled Avengers: Infinity War. Part 1was scheduled to be released on May 4, 2018, with Part 2 scheduled for May 3, 2019. Marvel’s plan was to film both parts of Infinity War back-to-back. Anthony and Joe Russowere hired to direct the films in April 2015. The next month, Christopher Markus and Stephen McFeely signed on to write the screenplays for both parts of