Assassination In Rome (1965)

aka’s: Assassinio Made In Italy/El Secreto De Bill North/Il Segreto Del Vestito Rosso

Cyd Charisse and Hugh O’Brian star in this classy international thriller about an American woman vacationing in Rome, whose husband disappears under mysterious circumstances. To her aid comes a handsome and courageous newspaper reporter, who is a fellow American but also happens to be her ex-lover. Also stars Mario Feliciani.