Season 4, Episode 6 Yellow Fever

First Aired: October 23, 2008

Several men die from fright after being infected with a mysterious illness that causes acute anxiety, which leads to total terror. Sam and Dean investigate, and Dean becomes infected. Sam desperately searches for a cure before Dean dies and is sent back to hell.

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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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