Dean Winchester: We do the same thing. We go to spooky places, we solve mysteries, we fight ghosts.

Sam Winchester: Yeah, except our ghosts don’t wear masks, and we don’t have a talking dog.

Dean Winchester: I don’t know. I mean, Cas is kind of like a talking dog.

From Supernatural – Season 13 Episode 16: ‘ScoobyNatural’ (13×16)