When their father goes missing, Dean and Sam follow the clues from his phone message until they get to a small town where they encounter a violent spirit called the Woman in White.
Supernatural: 10 Episodes That Are Actually Terrifying
8 "Skin" - S1, EP 6.
7 "Family Remains" - S4, EP 11.
6 "Asylum" - S1, EP 10.
5 "Soul Survivor" - S10, EP 3.
4 "Everybody Loves a Clown" - S2, EP 2.
3 "Bloody Mary" - S1, EP 5.
2 "No Exit" - S2, EP 6.
1 "The Benders" - S1, EP 15.