Dent whispered to Karla: "We""ll go ahead as planned.Get Cain to prepare E." Foley had pickpocketed Dent, and from a business card learned the name of Dent""s accountant - Sidney Bernstein (Gilbert Gottfried).The screenplay by Steven Zaillian was adapted from Thomas Keneally""s 1982 biographic novel (Schindler""s Ark), constructed by interviews with 50 Schindler survivors found in many nations, and other wartime associates of the title character, as well as other written testimonies and sources.The sale of black leather jackets and motorcycles (to emulate the dress, attitudes and behavior of Marlon Brando and Lee Marvin) reached new heights after the film""s release, and motorcycles became a symbol of youth rebellion.Ballet impresario Boris Lermontov (Anton Walbrook), the ballet company""s director, was introduced with a mysterious entrance scene.