Supernatural is an American horror TV series starring Jensen Ackles as Dean Winchester and Jared Padalecki as Sam Winchester, brothers who hunt demons and other supernatural figures. The series is filmed in Vancouver, British Columbia. It debuted on September 13, 2005, on The WB, and is now part of The CW's lineup.
Creator - Eric Kripke
Producer - Warner Bros. Television & Wonderland Sound and Vision.
Executive producers - Eric Kripke, McG & Robert Singer
The fifth season is airing now. The main storyline was supposed to conclude in this season. However, the CW officially renewed the show for a sixth season on February 16, 2010; should be considering the tremendous response from the audience.