In Darkness is a 2011 Polish drama film directed by Agnieszka Holland and written by David F. Shamoon, based on true events during the German occupation of Poland. The film tells about Leopold Socha, a sewer worker in the Polish city of Lwów, who used his knowledge of the city's sewer system to shelter a group of Jews who had escaped from the Lwów Ghetto during the Holocaust. Nominated for Best Foreign Language Film at the 84th Academy Awards.