Supernatural Midseason Roundtable Review: Dean, Sam, Castiel, Purgatory, New Characters, Tablets and More! December 10, 2012 News Click here for TVOvermind’s mid-season review of season 8 of Supernatural. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window) Related