Other notable people who played parts in the film included Schwartz (the commissioner), Gaston Waringhien (the voice-over) and many from the environs of the contemporary Paris, including Michel Duc-Goninaz.
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It was directed and produced by Jacques-Louis Mahé, a friend of Raymond Schwartz who, under the pseudonym 'Lorjak', had previously produced a silent Esperanto publicity film before World War II titled Antaŭen! (Onwards!).