Supernatural's biggest fans likely know the story of how Jared Padalecki and Jensen Ackles were cast as the leads of the long-running CW show. (Both actors auditioned to play Sam Winchester, then ...

Credit: Image via Warner Bros. It’s been half a decade since Supernatural went off the air after a monumental 15-season run, and still, fans are asking — nay, demanding — for the story to continue.

With over 300 episodes across 15 seasons, Supernatural is a very long show to commit to. Originally starting out with a typical “monster of the week” formula - which saw Sam and Dean Winchester solve ...