The New Scooby-Doo Movies Season 1 Episode 13
To rejuvinate the tourism that’s dropped off since the rumours of ghosts have circulated, the gang helps former-Monkee Davy Jones prove that the Horseman of his Hagglethorn Hall is a phony.
Serie: The New Scooby-Doo Movies
Episode Title: The Haunted Horseman of Hagglethorn Hall
Air Date: 1972-12-02