Supernatural 8x17 "Goodbye Stranger" - Castiel (Misha Collins) reappears in Sam (Jared Padalecki) and Dean's (Jensen Ackles) life and tells them Crowley (guest star Mark Sheppard) has unleashed several demons into a small town. The demons are looking for Lucifer's Crypt, which holds a valuable asset, but Castiel lies to Sam and Dean about what it is. While interrogating a demon, the three discover Crowley has been torturing Meg (guest star Rachel Miner), who knows the exact location of the crypt. Sam and Meg fight to hold Crowley off while Dean and Castiel go in search of the crypt. Thomas J. Wright directed the episode written by Robbie Thompson.
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