Season 5 Episode 20 episode 20

Supernatural Season 5 Episode 20 "The Devil You Know": Sneak Peek!

Supernatural Season 5 Episode 20 "The Devil You Know": Sneak Peek!

That Crowley's a clever guy. Seems he's been tracking our boys for quite a while now. And oh, the things he's heard...Enjoy the spoilers in this sneak peek!

Spoiler source: The CW