Movies
Peter Brooker / Rex Features
According to Variety, the actress has been tipped to star as The Black Widow, a Soviet superspy who wears a skin-tight black suit enhanced by high-tech weaponry.
The Marvel Comics character first appeared as a villain, hired to seduce Tony Stark and kill his alter-ego, Iron Man.
Filming for Iron Man 2 is scheduled to begin later this year, with a slated summer 2010 release date.
Original cast members Robert Downey Jr. and Gwyneth Paltrow have been confirmed to return, while Sam Rockwell and Mickey Rourke are in negotiations to play the movie's main villains.
Blunt previously appeared in The Devil Wears Prada and Charlie Wilson's War.
Movie Reviews
'The Vow' reviewChanning Tatum tries to win back Rachel McAdams in romantic drama The Vow.
At the Movies
This Week's 5 Hottest Movie VideosTrailers for The Avengers and Spider-Man are among this week's highlights in film.
Movies Interviews
Daniel Radcliffe talks 'Woman in Black'The actor talks to Digital Spy about his first post-Potter outing.
Box Office Charts
'Chronicle' leads UK box officeSuperhero drama Chronicle leads the UK box office ahead of Journey 2.
