The photos below, taken by John from Canadagraphs, are pretty spoilery, in as much as they reveal a future guest star for Supernatural. I can't predict with 100% accuracy, but I suspect that these photos are from episode 6.11, though I might be off by one episode number either way.
Guess who's making a return appearance in season 6 of Supernatural? None other than Lindsey McKeon, who plays Reaper Tessa. Tessa was first spotted on the show back in the season 2 premiere episode "In My Time of Dying", when she tried to reap Dean after the Winchester boys were in the accident. As fans will recall, Tessa's attempts were ultimately thwarted by the Yellow Eyed Demon, who made a deal with John to spare Dean's life in exchange for his father's.
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