Lots of the celebrities at last night's Battlefield: Bad Company 2 celebrity benefit tournament didn't know much about gaming, but Greg Grunberg is the exception. Even if he can't dive deep into the differences between next-gen shooters, he at least knows the audience, having appeared on Lost and Alias and controlled minds as Matt Parkman on Heroes. He was at the benefit in West Hollywood promoting the Epilepsy Foundation (his son deals with epileptic seizures, and Grunberg has done some advocacy work on his own as well), and right before he sat down to play BFBC2 alongside Chad Ochocinco and Marshall Faulk, he sat down to chat with us.

Read on to hear about what Grunny is doing for Halo: Reach, his favorite iPhone games and why he's so sure there should be one more full season of Heroes.