Supernatural Season 12 Episode 14
Overview
A chance to take out a nest of vampires backfires when the alpha-vamp shows up and turns the tables on Mary and the British Men of Letters, who are doing their best to recruit Sam and Dean.
Director: John MacCarthy
Guest Star: Aaron Douglas, Adam Fergus, Alex Duncan, birkett-turton, David Haydn-Jones, Kett Turton, Rick Worthy, Samantha Smith, Stewart McLean, Sunita Prasad