He's an actor and a stand-up comic and has done voiceovers for numerous video games and animations, but it's the punning voice belonging to the Crypt Keeper, who spent seven seasons introducing "Tales from the Crypt" (HBO, 1989-1996), for which John Kassir is best known. Beyond his ghoulish fame, however, Kassir has worked on numerous films and television shows including "The Looney Tunes Show" (Cartoon Network, 2011- ), "Jack the Giant Slayer" (2013), and "Smurfs 2" (2013).