"The Ghosts of Grimstone Castle is the single story of Scooby Doo... Where Are You! #10, by Gold Key Comics."@en . . "The Ghosts of Grimstone Castle"@en . . . . "19"^^ . . "February 1972"@en . . . . "The Ghosts of Grimstone Castle is the single story of Scooby Doo... Where Are You! #10, by Gold Key Comics."@en . "The Jinxed Jet"@en . . . . . . "Ghosts_of_Grimstone_Castle.png"@en . . . . . . . . . . . "The Ghosts of Grimstone Castle title card.jpg"@en . "The Phantom Clown"@en . . .