Casey Kasem and Don Messick in The 13 Ghosts of Scooby-Doo (1985)

Vincent Price and Don Messick in The 13 Ghosts of Scooby-Doo (1985)

Don Messick in The 13 Ghosts of Scooby-Doo (1985)

Casey Kasem in The 13 Ghosts of Scooby-Doo (1985)

Heather North in The 13 Ghosts of Scooby-Doo (1985)

Susan Blu and Don Messick in The 13 Ghosts of Scooby-Doo (1985)

Arte Johnson and Robert Ridgely in The 13 Ghosts of Scooby-Doo (1985)

Susan Blu, Casey Kasem, Don Messick, and Heather North in The 13 Ghosts of Scooby-Doo (1985)

Vincent Price in The 13 Ghosts of Scooby-Doo (1985)

Don Messick and Heather North in The 13 Ghosts of Scooby-Doo (1985)