Bouli Lanners was originally supposed to play Albert Maillard, but he had to withdraw from the project because he was overworked.
The movie is dedicated to Alain de Greef and Marcel Gotlib; the latter was a star of comic books, and Albert Dupontel was a huge fan of his work.
The scheme about the dead WWI soldiers and funeral business or swindle was already told in Bertrand Tavernier's La vita e niente altro (1989).
French visa # 141761.