SEASON SUMMARY THE CREEPY. THE DEMENTED. THE UNEXPLAINED. THE UNEARTHLY. Sam Winchester (Jared Padalecki) grew up hunting such terrifying things. But that's all in the past. Law school beckons him. So do safety and normalcy. That is, until Sam's older brother Dean (Jensen Ackles) appears with troubling new: their father, a man who's been hunting evil for 22 years, has disappeared. So now, to find him, the brothers must hunt what their father hunts... and Sam must return to their life he thought he'd left behind.