Supernatural

Season 4 Episode 21

When The Levee Breaks

17
Aired Thursday 8:00 PM May 07, 2009 on The CW
8.6
out of 10
User Rating
723 votes

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Episode Summary

EDIT
Sam is locked in Bobby's panic room to cleanse his body from demon blood. However, after several seals are broken Bobby wants to set Sam free to help stop the Apocalypse and Dean seeks out Castiel for help.

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Juliana Wimbles

Juliana Wimbles

Demon Nurse

Guest Star

Joey Bothwell

Joey Bothwell

Nurse

Guest Star

Christopher Heyerdahl

Christopher Heyerdahl

Alastair

Guest Star

Genevieve Cortese Padalecki

Genevieve Cortese Padalecki

Ruby

Recurring Role

Colin Ford

Colin Ford

Young Sam

Recurring Role

Misha Collins

Misha Collins

Castiel

Recurring Role

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Trivia, Notes, Quotes and Allusions

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