Success spells sequel for the Marvel Comics legend.

Fresh off the buzz for the highly anticipated 'Iron Man' movie, word from SUMNER REDSTONE, Executive chairman, Viacom Inc. and CBS Corp. and BRAD GREY, CEO Paramount Pictures, tell ET that if the movie does as well as expected, the studio is looking to release a follow-up in 2010.

The two Hollywood heavyweights took in the premiere of the super hero action flick Wednesday night, while the film's stars ROBERT DOWNEY JR. and GWYNETH PALTROW rocked the red carpet!