Under 18 (1931)
Under 18 is a 1932 Pre-code romantic drama film starring Marian Marsh, Anita Page, Regis Toomey, and Warren William. It is based on the short story "Sky Life" by Frank Mitchell Dazey and Agnes Christine Johnston. A wealthy Broadway producer tries to take advantage of a poor young seamstress who needs money to help her sister divorce her worthless husband.
More at Wikipedia.