Even though the film was entirely produced by Hanna-Barbera, with the exception of "Castle Thunder" being heard a few times, none of Hanna-Barbera's famous sound effects show up in this film. This became more common with the company during the 1990s. See more
Notre Dame! I think we've built Notre Dame!
But this can't be Notre Dame! Can't you see what's missing? Monster faces!
You know, stone devils.
Gargoyles. Ever wonder why we like dressing up as monsters, beasts and ornery critters?