Here's what we know about Supernatural season 13 episode 5.
 
The official press release
 
SUPERNATURAL 13.05 “Advanced Thanatology”: 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). Castiel (Misha Collins) finds his way back to the Winchesters. John Showalter directed the episode written by Steve Yockey (#1305).
 
The original trailer
 
 
Sneak Peek!
 
 
 The promotional photos
 
01.jpeg02.jpeg03.jpeg04.jpeg05.jpeg10.jpg11.jpg12.jpg13.5_1288_New_Death.jpg13.5_1323_ring.jpg13.5_1473_Billie_Dean.jpg13.5_1523_Billie_Dean.jpg13.5_1543_Billie_cu.jpg13.5_1605_Bro_Talk.jpg13.5_1643_Bros_Sam.jpg13.5_1650_Bro_Car.jpg13.5_1738_Billie_Reading.jpg13.5_1779_Cross_Alley.jpg13.5_1786_reunion_both.jpg13.5_1798_Reunion_Dean.jpg13.5_1799_Reunion_Cas.jpg13.5_1806_Cas_Returns.jpg13.jpg14.jpg15.jpgAT1.jpgAT2.jpgAT3.jpgAT4.jpgAT5.jpgAT6.jpgAT7.jpgAT8.jpgAT9.jpgAT10.jpgAT11.jpgAT12.jpgAT13.jpgAT14.jpgAT15.jpgAT16.jpgAT17.jpgAT18.jpgSPN_0036.jpgSPN_0301.jpgSPN_0382.jpg

Albums

 
 For BTS photos and more see the episode 5 discussion thread.
 
 What do you think about this episode from this information? Are you looking forward to Billie's return? Does the MOTW look creepy? Sam trying to bond with Dean is so cute! What do you think? Let us know in the comments or in the discussion thread for episode 5.