The CW has released an official description for the October 20 episode of Supernatural.
This one is called “Mamma Mia” and the original Human Target, Rick Springfield, guest stars! Here’s the write-up:
RICK SPRINGFIELD GUEST STARS — Dean (Jensen Ackles), Castiel (Misha Collins) and Mary (guest star Samantha Smith) have a lead on Sam (Jared Padalecki) and set out to rescue him. Dean is uncomfortable with putting Mary in danger but she insists on going along. Meanwhile, Crowley (Mark A. Sheppard) is tipped off that Lucifer has taken over the body of rock star Vince Vicente (guest star Rick Springfield). Thomas J. Wright directed the episode written by Brad Buckner & Eugenie Ross-Leming (#1202). Original airdate 10/20/2016.
UPDATE: We now have 17 preview images which you can find below! Browse KSiteTV for more Supernatural Season 12 coverage here!