Supernatural - Season 4 Episode 21
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.
- genus: Drama, Mystery, Sci-Fi & Fantasy
- Studio: The WB, The CW
- keyword: angel, monster, exorcism, supernatural, paranormal, paranormal phenomena, apocalypse, demon, on the road, demonic possession, ghost, demon hunter, fighting evil, brothers, horror, сверхъестественное
- cast: Jared Padalecki, Jensen Ackles, Misha Collins