Letter Never Sent (1960) is a Drama, Adventure film that follows four geologists are searching for diamonds in the wilderness of Siberia. After a long and tiresome journey they manage to find their luck and put the diamond mine on the map. The map must be delivered back to Moscow. But on the day of their departure a terrible forest fire wreaks havoc, and the geologists get trapped in the woods. Currently, you can watch Letter Never Sent on Criterion Channel. Streaming availability may vary by country and platform over time. It has a user rating of 7.1 out of 10 from 122 votes. Fans of drama movies may also want to explore similar titles below.