Clark examines a rural hamlet where blue kryptonite in the water has no known negative effects. However when a bell rings, tho local deputy regretfully knocks out the nos ...

Gabriel (guest star Richard Speight, Jr.) is back and drags Sam (Jared Padalecki) and Dean (Jensen Ackles) into his plot for revenge on the demigods who sold him to Asmod ...

Castiel tells Sam, Dean and Bobby about the war in Heaven and how he and Raphael became enemies. Bobby believes Castiel is hiding something, but Dean refuses to believe i ...

A supposed alien invades a rural home in Kentucky, which prompts the CIA to give Hynek and Quinn access to their top-secret program known as MK Ultra, which asserts that ...

Jackson learns his mother is missing in Africa; a hostile force takes over the team's plane; Jamie discovers a shocking secret about Abraham. ...