Desc: The Kid Sister: Directed by Ralph Graves. With Marguerite De La Motte, Ann Christy, Malcolm McGregor, Brooks Benedict. Mary Hall (Ann Christy) forsakes the quiet life of her small-town home and joins her chorus-girl sister Helen Hall (Marguerire De La Motre) in New York. She's soon disillusioned with the big city life and returns home to her waiting beau Thomas Webster (Malcolm McGregor).