Question: Glamour, a 1931 British drama film, directed by Seymour Hicks starred which English actress known as 'Lady Hicks' and best known for her performances in Edwardian musical comedies?

Context articles: Ivan Caryll
The Catch of the Season
The Cherry Girl
The Gay Gordons (musical)
Seymour Hicks filmography
Gertie Millar
Seymour Hicks
Glamour (1931 film)
Ellaline Terriss
Eleanor Souray

Félix Marie Henri Tilkin (12 May 1861 – 29 November 1921), better known by his pen name Ivan Caryll, was a Belgian composer of operettas and Edwardian musical comedies in the English language.
 He composed (or contributed to) some forty musical comedies and operettas.
The Catch of the Season is an Edwardian musical comedy by Seymour Hicks and Cosmo Hamilton, with music by Herbert Haines and Evelyn Baker and lyrics by Charles H. Taylor, based on the fairy tale Cinderella.
 A debutante is engaged to a young aristocrat but loves a page.
The Cherry Girl was an Edwardian musical comedy in two acts based on a book by Seymour Hicks with lyrics by Aubrey Hopwood and music by Ivan Caryll.
 It opened at the Vaudeville Theatre in London's West End on 21 December 1903.
 The original cast included Hicks, Constance Hyem, Courtice Pounds and Hicks's wife, Ellaline Terriss.
 From August 1904, the play went on tour to the Theatre Royal in Glasgow and other British provincial theatres.
 The play was described as a "children's fairy play", and its story involves a prize to be given by a Fairy Queen for the creation of a statue.
The Gay Gordons is a 1907 Edwardian musical comedy with a book by Seymour Hicks, music by Guy Jones and lyrics by Arthur Wimperis, C. H. Bovill, Henry Hamilton and P. G. Wodehouse, who wrote the lyrics to "Now That My Ship's Come Home" and "You, You, You".
 The title refers to both the Clan Gordon and the famed Scottish regiment the Gordon Highlanders as the plot involves the heir to the clan and a soldier from the regiment.
Sir Edward Seymour Hicks (30 January 1871 – 6 April 1949), better known as Seymour Hicks, was a British actor, music hall performer, playwright, screenwriter, theatre manager and producer.
 He became well known for writing, starring in and producing Edwardian musical comedy.
 Beginning in 1913, however, he had a significant film career.
 Hicks began in film during the silent era and continued to act in sound films.
Gertrude "Gertie" Ward, Countess of Dudley (née "Millar") (21 February 1879 – 25 April 1952) was an English actress and singer of the early 20th century, known for her performances in Edwardian musical comedies under her maiden name, Gertie Millar.
Sir Edward Seymour Hicks (30 January 1871 – 6 April 1949), better known as Seymour Hicks, was a British actor, music hall performer, playwright, screenwriter, actor-manager and producer.
 He became known, early in his career, for writing, starring in and producing Edwardian musical comedy, often together with his famous wife, Ellaline Terriss.
 His most famous acting role was that of Ebenezer Scrooge in Charles Dickens's "A Christmas Carol".
Glamour is a 1931 British drama film directed by Seymour Hicks and Harry Hughes and starring Seymour Hicks, Ellaline Terriss and Margot Grahame.
 A young, ruthless woman falls in love with a rising actor.
 It was loosely remade for the 1934 American film "Glamour".
Mary Ellaline Terriss, Lady Hicks (13 April 1871 – 16 June 1971), known professionally as Ellaline Terriss, was a popular English actress and singer, best known for her performances in Edwardian musical comedies.
 She met and married the actor-producer Seymour Hicks in 1893, and the two collaborated on many projects for the stage and screen.
Eleanor "Nellie" Souray (1880 – 8 December 1931), later styled as Eleanor Byng, Viscountess Torrington, was an English actress known for her roles in Edwardian musical comedies, pantomime and light opera.