About the assassination of Archduke Franz Ferdinand and the beginning of the First World War. Focuses on the relationship between a Serbian officer and his Austrian-born wife and their involvement in espionage between the countries.
Director: Robert Wiene, Robert Siodmak
Screenplay: Pierre Allary, Léo Lania
Producer: Robert Wiene, Herman Millakowsky
Director of Photography: Robert Lefebvre, Jacques Mercanton, Theodore J. Pahle