Liz Gilbert as the Dancing Black Dress
This movie is a magical adventure whitch features elves, demons and other mythical creatures like this. Darkness, the personification of evil, plans to disprese eternal night in the land where this story takes place, by killing every unicorn in the world. Although he looks unbeatable, Jack (Tom Cruise in his first important role) and his friends, are disposed to do everything to save the world and princess Lili (who Darkness intends to make his wife) from the hands of this evil monster.
Legend (1985) .... Dancing Black Dress