A Broadway actress, Flo appeared in "Cinderella on Broadway: A Fantasy of the Great White Way," which opened June 24, 1920 and ran for 126 performances. She played Miss Moffet in "Humpty Dumpty Lane," "The Silver Slipper Ball" and "Watteau Land." She also played the roles of Amy in "Lies" and the First Mate in "Caproni Station."