I believe you are referring to the film "The Pianist." "The Pianist" is a historical drama film released in 2002. It is based on the memoir of the same name by Władysław Szpilman, a Polish-Jewish pianist and composer, and it tells the true story of his survival during the Holocaust in World War II.

Directed by Roman Polanski, the film stars Adrien Brody in the lead role as Władysław Szpilman. It depicts Szpilman's experiences in Warsaw, Poland, as he witnesses the German occupation and the persecution and extermination of Jews. The film focuses on his struggle to survive in the face of immense hardship and danger, hiding in various locations throughout the city.

"The Pianist" received critical acclaim and won several prestigious awards, including three Academy Awards: Best Director (Roman Polanski), Best Actor (Adrien Brody), and Best Adapted Screenplay (Ronald Harwood). The film is known for its powerful and emotional portrayal of the Holocaust, highlighting the resilience and indomitable spirit of an individual amidst the horrors of war.

Please note that "The Pianist" deals with intense and tragic subject matter related to the Holocaust, and it may be emotionally challenging for some viewers.