The Winchester brothers as they travel the lonely and mysterious back roads of the country in their 67 Chevy Impala, hunting down every evil supernatural force they encounter along the way. In fourth season, Dean has been freed from Hell, but he can't remember how or why, or what happened while he was there. As the brothers answer these questions, they also face a dire threat. There are whispers that an evil demon will soon be freed from its prison.
Duration: 44 min