Supernatural S10E01 Synopsis: Black (10/7)

Black (Ep# 1001) 

DEAN IS LIVING IT UP AS A DEMON WHILE SAM HITS ROCK BOTTOM IN THE SEARCH FOR HIS BROTHER -- Dean (Jensen Ackles) is a demon and running amuck with Crowley (Mark Sheppard) while Sam (Jared Pa-dalecki) tries to figure out what happened to his brother. Meanwhile, Castiel (Misha Collins) is dealing with his diminishing grace.

Robert Singer directed the episode written by Jeremy Carver (#1001).

Original airdate 10/7/2014.