When Supernatural ended, the Winchester brothers found peace. After dying on the job, Dean (Jensen Ackles) got to experience Jack's heaven, which naturally involved beer, Baby, and classic rock. Sam (Jared Padalecki) then lived out the rest of his human life as a husband and father before eventually reuniting with his older brother in heaven.

But even as that ending aired, fans knew it was a little different from the original plan.

Filming during the COVID-19 pandemic changed a few things. As co-showrunner Andrew Dabb previously told EW, "We did a rewrite once we knew what our COVID rules were going to be for episodes 19 and 20, and it changed some things, it did. Particularly in episode 20, there were things planned that just aren't feasible anymore."

And now, we know precisely what was supposed to go down in the first draft of that finale. Production designer Jerry Wanek put together a book for the cast and crew, complete with pages and pages of the various sets they built for the long-running series.

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