Dean Norris, best known these days as Hank on Breaking Bad, has joined the cast of CBS’s upcoming Stephen King miniseries Under the Dome. “My new gig, UNDER THE DOME,” Norris tweeted this afternoon. “[T]hank you Steven Spielberg, Stephen King and CBS. I will try my best to not fuck up your project. #watchit.” According to TV Guide, Norris will be playing Big Jim, the power-hungry de facto leader of the townsfolk trapped, as the title suggests, under a dome. Summer TV seems so far away …