Danneel Ackles (wife of Jensen Ackles) guest stars in the Thursday, February 8 episode of Supernatural as a character named “Sister Jo.”
Here’s how The CW describes the episode which is called “Devil’s Bargain.” The description has some minor spoilers.
DANNEEL ACKLES GUEST STARS – Sam (Jared Padalecki), Dean (Jensen Ackles) and Castiel (Misha Collins) search for Lucifer (Mark Pellegrino) who, meanwhile, strikes an unlikely deal with a local faith healer named Sister Jo (guest star Danneel Ackles). Asmodeus (guest star Jeffrey Vincent Parise) inches closer to finding Jack (Alexander Calvert). Eduardo Sanchez directed the episode written by Eugenie Ross-Leming & Brad Buckner (#1313). Original airdate 2/8/2018.
UPDATE: We now have some photos… enjoy!