Following the record-shattering successes of Marvel's The Avengers in 2012, The Avengers must reassemble on the big screen to combat the robotic menace of Ultron Marvel's Avengers: Age of Ultron is set for US release on May 1, 2015. Acclaimed writer/director Joss Whedon and producer Kevin Feige return, along with the all-star cast of Robert Downey Jr. (Tony Stark/Iron Man), Chris Hemsworth (Thor), Mark Ruffalo (Bruce Banner/Hulk),...