Peter Plunkett's Irish castle, turned hotel is about to be repossessed, he decides ghosts would attract more Tourists. The trouble begins when a bus load of American tourists arrive. Among them, the daughter of the man who holds the mortgage and a paranormal psychologist and his family. When the real ghosts of castle get angry and decide to take a hand in things will they all survive Halloween?

After young playwright, David Shayne obtains funding for his play from gangster Nick Valenti, Nick's girlfriend Olive miraculously lands the role of a psychiatrist—but not only is she a bimbo who could never pass for a psychiatrist—she's a dreadful actress. David puts up with the leading man who is a compulsive eater, the grand dame who wants her part jazzed up, and Olive's interfering hitman/bodyguard—but, eventually he must decide whether art or life is more important.