Deadly Gas

Directed by Abel Gance

With Doriani, Émile Keppens, Henri Maillard, Léon Mathot and Germaine Pelisse

Hopson, a prestigious scientist, studies the effect of snake venom to cure many diseases of mankind. His son enlists in the army when the Great War breaks out. A series of circumstances will lead the scientist to change his way of thinking about values ​​and principles that until then he had as immovable.