The Tenth Man (1988) DVD

During the Nazi occupation of Paris in the 1940's, a group of men are dragged off the street by soldiers. The twenty nine Frenchman are all quite innocent, but the Germans have ordered that one out of every ten men must be executed. One such man, a French lawyer named Chavel, trades his material possessions for his life with a dying man when condemned to the firing squad. At the end of the war, Chavel posing as one of the other prisoners, returns to his home which is now occupied by the prisoner's sister, Therese, who bitterly awaits the return of the man who indirectly caused the death of her brother. His real identity unknown to Therese, Chavel is invited to stay as a caretaker and to identify Chavel should he return to the house. The relationship between Chavel and Therese develops until one night, someone calling himself Chavel turns up at their doorstep....

Based on the novel by Graham Greene.