Supernatural Season 12 Episode 17
The British Invasion
Sam and Dean get a lead on Kelly Kline’s whereabouts. Mick drops by the bunker unexpectedly and decides to join the hunt.
Guest Stars
David Haydn-Jones
Arthur Ketch
Mark Pellegrino
Lucifer
Ali Ahn
Dagon
Adam Fergus
Mick Davies
Gillian Barber
Dr. Hess