The Addams Family are offered a bargain: New York City's Central Park! To help them clean it up, they free animals from the zoo, but the policemen cometh and the Addamses are about to be placed into custody when Gomez produces unexpected proof that he is in fact the rightful owner of Central Park. The park was bequeathed to an ancestor, Van Dyke Addams, and a seed confirms that it is to be passed on to his heirs. But the cops still have a hard time with Gomez's story.
Petroleum shortage promises to be a thing of the past via. Uncle Fester Addams' new invention: ""Festerine""...but The Addamses are caught up outwitting Count Evil and The Race Ace. When they succeed at this task, they win a million dollars for their favorite course: Vulture Culture at The Ghoul School Of Dracula University!
The Addams Family take their first ocean voyage, but the sight of Ali the alligator in the swimming pool has every passenger aboard spooked; so much so that they jump OVERboard. The croked Lefty and Joe promptly steal all the valuables aboard as a result, but The Addamses are soon in hot pursuit of the thieves as they attempt a getaway in a speedboat.