So Dark the Night (1946) is a Crime, Mystery film that follows inspector Cassin, a renowned Paris detective, departs to the country for a much-needed break. There he falls in love with the innkeeper’s daughter, Nanette, who is already betrothed to a local farmer. On the evening of their engagement party, Nanette and the farmer both disappear. Cassin takes up the case immediately to discover what happened to them and who is responsible. So Dark the Night is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.1 out of 10 from 34 votes. Fans of crime movies may also want to explore similar titles below.