Here is the promo for Supernatural Season 12 Episode 11 "Regarding Dean", airing next Thursday on The CW.
Inside the episode: Sam enlists Rowena's help to track down an old world, powerful family of witches after Dean gets hit by a spell that is rapidly erasing his memory.
Looking for more spoilers?
Head over to Supernatural Episode Guide: “Regarding Dean” to check out the photos and episode synopsis!
