The Lightest Darkness In the darkness, it's hard to tell a friend from a fiend. When a neurotic private eye who struggles to finish the case takes a train voyage, his own dark secrets begin to reveal themselves. Details Casts Videos Posters Title The Lightest Darkness Release Date 2017-10-14 Runtime 01 Hours 23 Minutes Genres Thriller Mystery Production Companies Unknown Production Countries Russia Rashid Aitouganov... R. I. Musin... Vyacheslav Manucharov... Svyatoslav... Alexander Rapoport... Uncle Victor... Ekaterina Dar... ... Kolya Neukoelln... Izolda Ivanoff... Irina Gevorgyan... Arina... Tatyana Ukharova... Arina's Grandmother... The Lightest Darkness (trailer) / Самая светлая тьма (трейлер) (Trailer) Original Size (1200x1773)