Supernatural

Season 4 Episode 21: When the Levee Breaks

Dean and Bobby have something frightening locked in Bobby's panic room: Sam, who is corrupted by demon blood. With the apocalypse drawing nearer, Bobby wants to free Sam to fight on their side.

Genre:

Drama, Mystery, Sci-Fi & Fantasy

Seasons:

15

Episodes:

327

Cast:

Jared Padalecki, Jensen Ackles, Misha Collins

Quality:

HD

Duration:

43 min

First Air:

2005

Rating:

8.3