A major villain is returning for Supernatural's final season. 1 / 8
Emily Swallow returns to reprise her role as Amara, aka Darkness. 2 / 8
Swallow revealed she's in Vancouver shooting scenes. 3 / 8
The Darkness is a primordial entity that was sealed away by God. 4 / 8
Darkness last appeared in the Season 11 finale. 5 / 8
For now, the details of her return are being kept under wraps. 6 / 8
Supernatural stars Jensen Ackles, Jared Padalecki, Misha Collins and Alexander Calvert. 7 / 8
Supernatural returns Thursday, October 10 at 8 p.m. ET/PT on The CW. 8 / 8