looking for a movie title

lol:)
iam looking for a movi title.
just remember the first minute or so of it.
must be a horror movie, made betvene 50 an 80. maybe french (?)
the first set is a rotating camera folowing a dark back aley of some city. the sounds a scary, something as in suspiria.
camera rotates into the ligneth window of a building.
next set a two man, one lying on bed in short shirt, unshaved, other talking to him. black and white.
help :confused:

[Pennywise8]

the only French horror movie I know is Les Dioblique