E!Online in their latest Spoiler Chat article released new info on George a new recurring character first appearing in episode 7.16.
"shanni1124: Any SPN news is great! New recurring Supernatural guest-star alert! The show is casting the role of George, who will first appear in episode 16 as a miserable assistant to a real estate agent. But (there's always a but!) there's more to him than meets the eye, especially when it comes to self-preservation. Hmmm..."