A former professor and devout Catholic living in Jerusalem is unaware that his son supposedly studying in Paris has actually become the leader of an anarchist network under the codename Sirias.
Edmond van Daële
Marguerite Madys
Maurice Schutz
Berthe Jalabert
Gaston Jacquet
Léon Malavier
Lionel Salem
Paul Franceschi
Raymond Blot
Georges Péclet