- Director: Franz Antel
- Writer: Alexander Lernet-Holenia; Kurt Nachmann
- Producer: Franz Hoffmann; Erich von Neusser
Austria, in 1913. The aspiring captain Angelis enters the service of Colonel Redl, Chief of the Austrian counter-espionage. Angelis has to identify a spy who sits in the innermost rows of the ruling elite. Little does he know that it is his superior - Colonel Redl - who is the spy.