Supernatural's "There Will Be Blood" fails to deliver chills or thrills.
The Winchesters find it as difficult to figure out Castiel as ancient writing on a tablet in "Reading is Fundamental."
Guest star Felicia Day Carries This Week's Supernatural.
Sam and Dean finally see Bobby as they all work a case in a haunted house.
Can Dean forgive Castiel? Can Castiel save Sam? The Winchesters face some tough decisions in Supernatural's "The Born-Again Identity."
Sam and Dean join forces with Eliot Ness in Supernatural's "Time After Time.
Sam and Dean take their first case since Bobby's death and find it hits very close to home.
Sam's and Dean's auras need some help as they chase down a ghost in the most psychic town in America.
Sam and Dean have to leave behind the beloved Impala as they fight their evil doppelgangers in Supernatural
Taking Sam and Dean's pulse in the seventh season.