Dark Shadows Season 8 Episode 84 DS-972 ( Air Date 1970-03-17 ) Genre Drama, Sci-Fi & Fantasy, Soap category. Overview "Jeb becomes increasingly paranoid about the shadow that is following him, he and Carolyn decide to return to Collinwood. Barnabas tells Stokes about his experience with parallel time; Stokes warns Barnabas not to attempt to enter parallel time. Carolyn also sees the shadow that is haunting Jeb.".