Rufus T. Firefly is named the dictator of bankrupt Freedonia and declares war on neighboring Sylvania over the love of his wealthy backer Mrs. Teasdale, contending with two inept spies who can't seem to keep straight which side they're on.
A film crew goes to a tropical island for a location shoot, where they capture a colossal ape who takes a shine to their blonde starlet, and bring him back to New York City.