'Supernatural' Sneak Peek- Episode 10.19: The Werther Project

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Supernatural returns with a new episode this Wednesday and brings an old friend back with it.

It looks like Dean’s old vampire buddy Benny returns in some way, form or fashion this week (her . Also, as Sam still races to cure Dean of the Mark of Cain, it looks like he’ll be forced to team up with Rowena to make some progress. Nothing could possible go wrong….right?

Keep scrolling below to see what’s ahead in this week’s episode of Supernatural:

Supernatural-Episode 10.19 ‘The Werther Project’ Official Description

CAN DEAN SAVE SAM? — Sam (Jared Padalecki) learns that former Men of Letters, Magnus, once built a magical box and Sam sets out to find it in the hopes it can cure Dean (Jensen Ackles) of the Mark of Cain. However, what he’s not prepared for is the deadly alarm system Magnus set up on the box. When Sam opens the box, he puts both his and Dean’s life in danger.