Kazimierz Prószynski was born on April 4, 1875 in Warsaw, Poland, Russian Empire [now Warsaw, Mazowieckie, Poland]. He was a writer and director, known for
Walkirie (1903),
Mazur w cztery pary (1902) and
Przygoda dorozkarza (1902). He died on March 13, 1945 in Mauthausen Concentration Camp, Upper Austria, Austria.