With Pictures: The Avengers shuts down the Tribeca Film Festival.

With lead actors Robert Downey Jr., Mark Ruffalo, Chris Hemsworth but without Scarlett Johansson; "The Avengers" premiered yesterday at the Tribeca Film Festival and was the closing film its 11th edition. Presented by Marvel studios; "The Avengers" was highly welcomed by fans and critics as it gathers all American Superheroes to defend Earth from an alien attack.