The plot identifies Anna as the niece of a police lieutenant, but does not name that lieutenant or establish that he is Lieutenant Schumann. No specific actions or relationship can therefore be attributed to this listed character from the available plot summary.
Henri Vidon has 25 screen credits in a career dating back to 1951. Signature works include The Secret Conclave, The Snorkel, The Key Man. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.