The cast that we get to see in The Avengers includes Thor (Chris Hemsworth?), Iron Man? (Robert Downey Jr?.), Black Widow (Scarlett Johansson?), The Hulk? (Mark Ruffalo?) and Hawkeye (Jeremy Renner?) Evans in his new 21st Century outfit.
Thanks to ComingSoon for the heads up who have also screen shot these images of the Avengers. Click them to enlarge.