DOCTEUR PETIOT (1990), directed by Christian de Salonge - music Michel Portal, while not strictly a horror flick (horrific subject matter though), does have it's musical moments.
FEMALE VAMPIRE-73- They list the composer as DANIEL WHITE[but that might be a anglo used name for this Italian film which has a nice opening theme melody.Just a sidenote. From the late 50s till the mid 70's there were a very large amount of pretty[beautiful] music put out in European horror films, from some very fine prolific composers and lesser known ones.
My Favourite of the last few years has to be ' El Orfanto ' by Fernado Velasquez , the track Reunion and finale is perhaps the best piece of music I have heard in this type of genre film a truly wonderful piece. Velasquez is going to be a big composer !!