Tags: Television Season.
Season four of Supernatural an American paranormal drama television series created by Eric Kripke premiered September 18 2008 and concluded on May 14 2009 on The CW.This season focuses on Sam (Jared Padalecki) and Dean Winchester (Jensen Ackles) continuing to hunt demons the first introduction of a mysterious angel of the lord Castiel (Misha Collins) as well as Sam Winchester’s new powers and Dean’s return from Hell and his memory of his time spent there.