Supernatural is an american series created by Eric Kripke.the series has fiften seasons and the fist episode was broadcast on september 13/2005 and the last season in now on TV.

the principal actors are Jared padalecki as Sam Winchester and Jensen Ackles as Dean winchester,

others main actors thats rotate along the seasons are:

        Katie Cassidy as Ruby

        Lauren Cohan as Bela Talbot

        Misha Collins as Castiel

        Mark A. Sheppard as Crowley

        Mark Pellegrino as Lucifer

        Alexander Calvert  as Jack Kline

the compositors are Jay gruska and Christopher lennertz.

The serie is about two brothers who follow the steps of his father witch one is dedicated to hunt supernatural creatures (like warewolf, vampire, demon, etc.. and other kind of mitological creatures) and try to hide that world to the normal people. 

The first seasons have one more mysterious atmosphere and try to scare the spectator and the others lost most of the scary and get an touch action that i prefer.