Avengers: Age of Ultron is set for release in the UK on April 24th 2015 and North America on May 1st 2015, with Joss Whedon directing a cast that includes Robert Downey Jr. (Iron Man), Chris Evans (Captain America), Chris Hemsworth (Thor), Mark Ruffalo (The Incredible Hulk), Jeremy Renner (Hawkeye), Scarlett Johansson (Black Widow), Don Cheadle (War Machine), Cobie Smulders (Maria Hill), Samuel L. Jackson (Nick Fury), Paul Bettany (JARVIS / The Vision), Aaron Taylor - Johnson (Quicksilver), Elizabeth Olsen (Scarlet Witch), Hayley Atwell (Peggy Carter), Idris Elba (Heimdall), Tom Hiddleston (Loki), James Spader (Ultron), Thomas Kretschmann (Baron Strucker), Josh Brolin (Thanos), Claudia Kim (Dr. Cho) and Andy Serkis in an as - yet -
unconfirmed role, thought to be that of Uylsses Klaw.