It begins with #ADiscoveryOfWitches. Check out the exclusive new trailer for our brand new Sky Original Production coming to Sky One on Friday 14 September. Find out more: Sky One on YouTube: https://youtube.com/user/skyonezone Follow us on Facebook: https://facebook.com/Sky1HD Tweet us on Twitter: https://twitter.com/sky1 Interact on Instagram: https://instagram.com/sky1.hd/