 The scenario and dialogue is by Abel Gance and Claude Vermorel and the music composed by Arthur Honegger.Honegger's score for the film (H. 166 in his catalogue of works) consists of around 50 minutes of music for chorus and large orchestra.On the same subject, there were also a 1929 silent version directed by Alberto Cavalcanti, and a 1961 colour version directed by Pierre Gaspard-Huit both with the same title.