Neither the Sea Nor the Sand (1972)

Director: Fred Burnley
Cast: Betty Duncan, David Garth, Frank Finlay, Jack Lambert, Marcia Fox, Michael Craze, Michael Petrovitch, Susan Hampshire

Synopsis:

This movie takes place on the Isle of Jersey where a troubled wife has come to sort out the tumult of her life. She encounters a lighthouse-keeper there and they quickly become lovers. Together they flee to Scotland. One day they are making love on a beach when the lighthouse keeper dies. But that’s only the beginning of the story.