 Molnárs play, Testör, opened in Budapest, Hungary, in 1911. English  versions were staged in London (as Playing With Fire) and New York  (as Where Ignorance Is Bliss) in 1913. But the definitive English  version, adapted by Philip Moeller, opened in New York in 1924, and  starred Alfred Lunt and Lynn Fontaine. The Chocolate Soldier opened  in New York City, New York, USA, on 13 September 1909 and ran for  296 performances. The popular musical had 5 New York revivals, the  last one in 1947. Although it was based on George Bernard Shaws  "Arms and the Man", only the music was used in the film version.  Harold Rosson filled in as director of photographer when  cinematographer Karl Freund became ill.