No way is Eric actually dead. Pam went off to find him and I'm sure she did...in time to save him.
Now we know why Joe Manganiello's hair was so nasty - it was a wig, at least in this episode.
ETA: That last shot was so very Game of Thrones season 2 finale, only with vamps instead of white walkers.
Anyone else think it was weird that Andy's daughter hadn't aged any more in 6 months?