There are a number of terrifying moments on Supernatural. Occasionally, there's even unexpected crossover between them, which back then was done tactfully.

There are still plenty of spooky episodes that haunt Season 4 of Supernatural, a season that (despite the intensity of the character arcs) manages to perfectly balance the overarching plot with exciting and thoughtful standalone episodes.

RELATED: The Parallels Between Dean and Mary Help 'The Winchesters' to Shineīut when did Supernatural stop being so scary? Well, one could argue that the Apocalypse plotline in Seasons 4-5 had something to do with it, but that doesn't do the fourth season justice. Whether you think that Supernatural was at its best as a horror series or preferred its eventual sci-fi/fantasy leanings, there's no denying that it wasn't the same show by the end, even if the characters remained consistent. And, to be frank, the show was just a lot less scary. demons, world-ending plot was happening at the time. No doubt, Supernatural still produced a number of standalone episodes, but all of them seemed to somehow or another tie into whatever angels vs. What started out as a paranormal procedural with occasional recurring plot threads and iconic monsters-of-the-week (not unlike The X-Files) changed with the times, inserting recurring plot threads into nearly every episode by the show's final season. Tragically, as Supernatural drove on, the show got bogged down by the ever-increasing nature of serialized television.

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