Season 7 Episode 18 episode 18

Supernatural Season 7 Episode 18 “Party On, Garth” Sneak Peek

Supernatural Season 7 Episode 18 “Party On, Garth” Sneak Peek

The boys and Garth gather intel at the morgue and decide they are hunting the dangerous “invisible ghost werewolf” in this sneak peek for Friday’s episode on the CW.