Jensen Ackles and Jared Padalecki ster as Dean and Sam Winchester, two brothers searching for the meaning behind their mother's death at the hand of a demon, and their father's mysterious disappearance.
Summary : The Man Who Knew Too Much, Episode Synopsis: In the Season 6 finale, the memory-blocking uithangbord inside of Sam’s head that keeps his darkest memories from him comes crashing down and he struggles to deal with the consequences.