Author: R.A. Dick
Film: The Ghost and Mrs. Muir
The 1947 film, The Ghost and Mrs. Muir, starring Gene Tierney and Rex Harrison was based on a 1945 novel written by Josephine Leslie under the pseudonym of R. A. Dick.
There is no information about the novel available on Wikipedia at this time, but here is a link to the film entry.Read film information at Wikipedia
Interesting synopsis/review: The Romantic Armchair Traveller
Featured Cast (Names and Roles) of the Film The Ghost and Mrs. Muir: