SUPERNATURAL in Studio. Announces End of Show With Season 15.by Susan GittinsMarch 22, 2019 Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: March 22, 2019 all-day 2019-03-22T00:00:00-07:00 2019-03-23T00:00:00-07:00 Cost: Free