The Fifth Cord (1971)

A journalist finds himself on the trail of a murderer who's been targeting people around him, while the police are considering him a suspect in their investigation.

Directed by: Luigi Bazzoni

Starring: Franco Nero, Silvia Monti, Wolfgang Preiss, Edmund Purdom, Rossella Falk, Renato Romano

Links: IMDb, Movie posters, Movie stills