Austria silent film from 1925 directed by Hans Otto, telling the story about the Austrian officer who rose to head the counter-intelligence efforts of Austria-Hungary. He was himself a paid spy for the Russians.
| Actor | Role |
|---|---|
| RRobert ValbergOberst Alfred Redl | Oberst Alfred Redl |
| EEugen NeufeldOberst Ullmanitzky | Oberst Ullmanitzky |
| HHarry NorbertOberstleutnant Jamischewicz | Oberstleutnant Jamischewicz |
| AAlbert von KerstenMajor Wierenkoff | Major Wierenkoff |
| EEugen DumontKriegsminister Rußlands | Kriegsminister Rußlands |
 Dagny ServaesSonja Uraskow | Sonja Uraskow |
| EEllen ReithHauptmann Erdmann's Braut | Hauptmann Erdmann's Braut |
| CCarlos GerspachHauptmann Erdmann | Hauptmann Erdmann |
| LLouis SeemanGendarmerieoberst Boreff | Gendarmerieoberst Boreff |
| JJulius StärkAuditor | Auditor |
| MMella BaffaNot listed | Not listed |
| LLouis ErdmannNot listed | Not listed |