A colonel of the French army is suspected of murder by a former student of the military school, now a police inspector.
| Actor | Role |
|---|---|
 Michel SardouColonel Legoff | Colonel Legoff |
 Alexandra VandernootMarion Delorme | Marion Delorme |
 Jean-Marie WinlingGeneral Doucet | General Doucet |
 Michel BompoilCommander Faure | Commander Faure |