"Mrs. Muir" is a classic fantasy television series that originally aired from 1968 to 1970. The show follows the life of a widowed woman named Caroline Muir, who moves into a charming seaside cottage. She discovers that the house is haunted by the ghost of a sea captain named Daniel Gregg, played by Edward Mulhare. Their unique friendship leads to humorous and heartwarming adventures. The series is based on the 1947 film "The Ghost and Mrs. Muir," which was adapted from the novel by Josephine Leslie. It combines elements of comedy, romance, and supernatural themes, making it a beloved show for many viewers.