Scooby-Doo, Where Are You! Season 1 Episode 6
The gang sees a strange man go into a weird mansion. They learn that he is a friend of their Uncle Stewart. Stewart tells them that the ghost of the Kingston Mansion caused him to turn old. Strange things start happening when Sharron and Uncle Stewart vanish.
Serie: Scooby-Doo, Where Are You!
Episode Title: What the Hex Going On?
Air Date: 1969-10-18