Body of Water is the thirteenth episode of the fourth season, and the seventy-fifth overall episode, of the CBS series, Ghost Whisperer, originally premiering on January 23, 2009. The episode was written by P.K. Simonds and Laurie McCarthy, and directed by star of the series Jennifer Love Hewitt, and recieved a total of 11.18 million viewers.
When Nikki (Teri Polo) pays a prolonged visit, Melinda fears that Sam/Jim will never reconnect with his true nature. Meanwhile, Melinda discovers a mysterious and vengeful contingent of ghosts at a local lake, where a financially distressed mortician had been secretly dumping bodies scheduled for cremation due to a furnace breakdown.