The Dead Zone - Season 2 Episode 3 -

Walt ends up in a coma after being injured during the mine rescue. Johnny tries to use his powers to reach Walt in his mind and lead him back to consciousness. But while inside Walt's mind, and reliving how he first met Sarah, among other things, Johnny realizes that he is not the only person inside Walt's memories. There is also a mysterious man, who is Walt's father, trying to make him go into the light...