Season 13 Episode 5 Advanced Thanatology

Supernatural Season 13 Episode 5 "Advanced Thanatology" Sneak Peek #1

Supernatural Season 13 Episode 5 "Advanced Thanatology" Sneak Peek #1

Take a look at this sneak peek for Supernatural Season 13 Episode 5 "Advanced Thanatology", airing tonight on The CW!

In the episode: While working on a case involving the ghost of a demented doctor, Sam (Jared Padalecki) and Dean (Jensen Ackles) get assistance from an unexpected source - Billie (guest star Lisa Berry).

Head over to Supernatual Episode Guide: "Advanced Thanatology" for the full description, photos and promo of this episode.