Supernatural explored several themes throughout its 15-season run. However, multiple storylines ended up on the cutting room ...

Supernatural explored several themes throughout its 15-season run. However, multiple storylines ended up on the cutting room ...

Supernatural's boss reveals a scrapped Sam and Dean storyline that would have changed everything for the world.

Supernatural has long been a show that fed on secrets, with Sam and Dean Winchester leading double lives as regular guys and monster killers.

One major Supernatural star suggests that the show's earliest major villain was far from the scariest, as that honor fell to a normal human.

What's it like to discover the Winchesters twenty years after Supernatural premiered? You're about to find out.