Third Clip From The Avengers and a New Featurette!

Total Film has also posted a new behind-the-scenes featurette which you can watch underneath the clip.

Also starring Chris Evans, Mark Ruffalo, Chris Hemsworth, Scarlett Johansson, Jeremy Renner, Stellan Skarsgård and Samuel L. Jackson, the Joss Whedon film hits 3D, 2D and IMAX 3D theaters on May 4.