Something Wicked This Way Comes (1983)
What would you give a man who could make your deepest dreams come true?
When two boys become involved in the evil plans of Mr. Dark, a magical carnival owner, they find themselves in danger and responsible for the survival of their entire town! Mr. Dark has a devilish ability to grant wishes, which he uses to his advantage. When he realizes that the boys have discovered his secret, he sets about tracking them down, along with the creepy Dust Witch.