Season 4, Episode 21 When the Levee Breaks

First Aired: May 7, 2009

Sam is locked inside Bobby's panic room to allow him to detox from demon blood, but Bobby wants to free him early to help fight in the anticipated apocalypse. Dean disagrees and seeks help from Castiel.

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Oct 21

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  • Premiered: September 21, 2006
  • Rating: TV-14
  • Premise: Two brothers hunt demons, ghosts and other supernatural entities as they investigate crimes caused by paranormal forces. (more)

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