Supernatural Season 4 Episode 21 : When the Levee Breaks

Dean and Bobby have something frightening locked in Bobby's panic room: Sam, contaminated by demon blood. But as the apocalypse draws nearer, Bobby wants to free Sam to battle on their side.

NameSupernatural Season 4 Episode 21: When the Levee Breaks
Air DateMay 7th, 2009
GenresDrama, Mystery, Sci-Fi & Fantasy
NetworksThe WB, The CW
Production CompaniesKripke Enterprises, Supernatural Films, Wonderland Sound and Vision, Warner Bros. Television
WriterSera Gamble
DirectorRobert Singer
Guest StarsMisha Collins, Jim Beaver, Genevieve Padalecki, Colin Ford, Julie McNiven, Christopher Heyerdahl, Juliana Wimbles, Joey Bothwell, Samantha Smith
Plot Keywordsmonster, angel, supernatural, exorcism, paranormal, demon, ghost, reference to god
Jensen Ackles
Jensen Ackles
Dean Winchester
Jared Padalecki
Jared Padalecki
Sam Winchester

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