Find out what advice Rowena has for the Winchester's genius pal. Loyalty will be your undoing. 'Supernatural' Season 10 Spoilers: 'Deals With The Devil' Start To Form In Sneak Peek, Sam Recruits Charlie For 'Dark Dynasty' It's a lesson Supernatural's Winchester brothers can never quite learn, and one Charlie will start to understand in "Dark Dynasty.

Klaus is getting in touch with his evil roots on 'The Originals' and things are about to get a lot more twisted.

Will Damon (Ian Somerhalder) enjoy life as a human again on 'The Vampire Diaries?' The Vampire Diaries has two episodes left to air in its current sixth season! Which 'The Vampire Diaries' Costar Of Ian Somerhalder Thinks He & Nikki Reed 'Literally Are Perfect'? Next week, on May 7, the episode called I Will Wed You in the Golden Summertime, will debut, in which Elena (Nina Dobrev) and Bonnie (Kat Graham) will help with last minute preparations for Jo's (Jodi Lyn O'Keefe) wedding.

Find out what's next for the Winchesters and Castiel. Grab the tissues, Supernatural fans, the synopsis for the season 10 finale is out. 'Supernatural' Season 10 Spoilers: Sam's Savior Actions Prompt 'Dire Decisions' For Dean, Jensen Ackles Explains Titled "My Brother's Keeper," the May 20 episode is primed to keep viewers on the edge of their seats as Dean (Jensen Ackles) and Sam's (Jared Padalecki) battle against the Mark of Cain comes to a head.