Career
On the stage, Saint Helier played Manon la Crevette in the original production of Noël Coward"s operetta Bitter Sweet (1929), a role she reprised in the 1933 film version. She also starred in Coward"s revue Words and Music As a lyricist, she wrote additional songs for The Street Singer, and for The Blue Train, the London musical by Reginald Arkell, Dion Titheradge and Robert Stolz.