His Hungarian film
Why Wasn't He There? (1993) [Why Wasn't He There?] addressed the Shoah: It tells the (fictional) story of a 13-year-old Jewish girl living in the countryside as the Nazis descended on Hungary in 1944. His son
László Nemes later co-wrote and directed the acclaimed
Son of Saul (2015), a film about the extermination camp Auschwitz-Birkenau.