AS A CHILD, SERGE DANEY KNEW his father only through the stories his mother told him. According to legend, Pierre Smolensky was a worldly, well-to-do gentleman involved in the business of cinema; throughout the interwar years, he dubbed films and perhaps even appeared in some under the stage name Pierre Sky. Only seventeen when Pierre took her under his wing, Daney’s mother claimed that he spoke all the languages in the world. For a while, the memory of Pierre was preserved in mythological amber, not unlike the images of Cary Grant and James Stewart, those beautiful American stars whom the fledgling cinephile