Robert Downey Jr
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Robert Downey Jr on The Avengers: 'Mission accomplished'

The stars of The Avengers, one of the most eagerly-anticipated films of 2012, have hit the red carpet for its London premiere.

The film features a whole array of superheroes drawn from America's Marvel comic book universe including Thor and Captain America.

Lizo Mzimba has been chatting to Robert Downey Jr, who plays Iron Man in the movie.

  • 19 Apr 2012
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