
Louis F Natho (1894-1942) frenchified his surname and started his film career in 1919. He went on to make over 150 appearances, including as one of the (many) reporters in Citizen Kane (1941). In the sound era, Natheaux was usually uncredited.
Louis Natheaux made three musicals at MGM: Madam Satan, Thoroughbreds Don’t Cry and Bitter Sweet.