The Incredible Mr. Limpet 1964 Welcome To The Movies And Television Welcome To The Magic Of Disney And Family Entertainment Aquatic life fanatic Henry Limpet (Don Knotts) falls into the sea and transforms into a fish, quickly becoming pals with a crab and developing a romantic bond with a fetching female fish. As a human, Henry was passed over for naval service. But now that he's a fish, he seeks out his friend Lt. George Stickel (Jack Weston). Finding him on a small boat in the Atlantic, Henry explains that he can alert sailors when enemy ships are close by, and soon he's helping America win World War II.