What a disappointment! The greatest fantasy novels and films are products of the unconscious - they have the authority of visions, glimpsed though imperfectly understood. But the creators of MirrorMask remain all too wide awake.
Too long, and too rich, for its own good, but clearly Gaiman and McKean were bursting with ideas. Those ideas fly all over the place, sometimes landing with a thunk, but more often taking the breath away.