Robert Downey Jr.

"Why can't I sleep?" That's the question Tony Stark (Robert Downey Jr.) ponders in the latest trailer for Iron Man 3.

TV Scorecard: What's canceled?


While he should be resting comfortably as a beloved superhero who has a hot girlfriend, Tony is far more fixated on his enemies. Any why not? After all, they have set their sights on ruining his perfect life, something Stark will learn the hard way in the third installment of the Iron Man franchise.

Who will help him get his revenge? Watch the trailer below to find out: