Plot
Caterina finds out that her husband Peter Tzar of Russia, is plotting to kill her. She sets Count Orlov free from prison, Peter's sworn enemy, becomes empress of Russia and leads the Cossacks army against him.
| Writer | Guido Malatesta |
|---|---|
| Director | Umberto Lenzi |
| Actor | Hildegard Knef, Sergio Fantoni, Giacomo Rossi Stuart |
| Country | France |
| Production | Romana Film |