Gene Gutowski, who produced films of the director Roman Polanski during the 1960s and later teamed with Polanski to produce the Academy Award-winning Holocaust masterpiece, "The Pianist," died May 10 of pneumonia in Warsaw, Poland, according to multiple news sources, including The Associated Press. He was 90. Gutowski, a Holocaust survivor, died of pneumonia at a hospital there. The death was announced by Gutowski's son, Adam Bardach. Gutowski produced some of the 20th century's finest films including "Repulsion" (1965), "Cul-de-Sac" (1966), and "The Fearless Vampire Killers" (1967).