A Blade in the Dark (1983)

Plot

Bruno, a budding film composer, takes on the task of scoring a new horror flick and relocates to an isolated villa for inspiration. However, his creative retreat quickly spirals into nightmare territory when a brutal murderer begins to eliminate anyone who dares to visit. As the line between his work and reality blurs, Bruno finds himself ensnared in a deadly game where his compositional skills may be the only thing that can save him from becoming the next victim. Tension escalates in this chilling tale of art and life entwined.