As the beating heart of Supernatural, Jensen Ackles and Jared Padalecki enjoy a constant presence, but there's one episode Dean Winchester skips. There's no Supernatural without Sam and Dean Winchester... apart from that one time.
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.