Mumsie (play)Mumsie or Mumsée is a 1920 play by the Anglo-American writer Edward Knoblock.Stage adaptationIt was first staged at the Little Theatre in London, lasting for a run of 38 performances from February 24 to March 27. It marked the reopening of the Little Theatre which had been damaged in an air raid in 1917. The original cast included Henry Kendall, Edna Best, Diana Hamilton, Cyril Raymond and Eva Moore.Film adaptationIn 1927 it was turned into a silent British film Mumsie directed by Herbert Wilcox and starring Herbert Marshall.