After the death of Shaggy's Uncle Beaureguard, he, Scooby and Scrappy arrive at the late uncle's Southern plantation to collect the inheritance. But as soon as they arrive, they find it is haunted by the ghost of a Confederate soldier. With this spook on their tails while they solve riddles in search of the inheritance, they seek help from the Boo Brothers, a trio of ghost-exterminators to help catch this nasty ghoul.

Theodore Hickman, a hardware salesman, makes by-yearly visits to Harry Hope's 1910-era waterfront bar for his periodical drinking binges. But on this visit he has decided to try to save the bar's patrons from their "lying pipe dreams."

Black Like Me is the true account of John Griffin's experiences when he passed as a black man.

Zero Mostel plays an inspector on the trail of criminals who have captured a robot called Chatze(sp?) played by Felix Silas. The inspector has delusions that he is a great Samurai warrior and the movie flashes back and forth between present day and ancient times.