February 11, 2013
The CW announced today that long-running series Supernatural has been renewed for a ninth season. On the air since 2005, the show has amassed a loyal following that has kept its ratings strong over the years. Since being paired with new series Arrow on Wednesday nights this season, Supernatural has seen an improvement of 15% in total viewers and similar gains in key demographics.
UPDATE: Season 9 of Supernatural premieres on Tuesday, October 15, 2013 at 9:00pm.
(Source: TV by the Numbers)