Bluebeard (1944)

When seamstress Lucille (Jean Parker) accepts a job designing costumes for charismatic puppeteer and portrait artist Gaston Morrell (John Carradine), she has no idea that he is, in fact, Bluebeard, the infamous serial killer who has been terrorizing Paris. Sparks soon fly between Lucille and Morrell but complications arise when Morell's previous lover Renee (Sonia Sorel) becomes jealous and must be dealt with according to Morell's grisly custom.