Continuity mistake: When they go to the famous writer's hometown, the mayor is taller than the writer then later he is shorter than him.
Scooby-Doo and the Witch's Ghost (1999)
1 continuity mistake
Directed by: Jim Stenstrum
Starring: Frank Welker, Mary Kay Bergman, Scott Innes, B.J. Ward
Factual error: When the gang follows Ben Ravencrift home, they cross over a long bridge supposed to signify Brooklyn, but is in fact, The Golden Gate Bridge in San Francisco.