The movie just kept growing and growing and growing."

According to Mr. Kosinski, who worked with Mr. Bergman on his breakthrough movie "Bonnie and Clyde," "These final scenes where all of these characters just jump up and dance like there's no tomorrow just kept growing and growing."

Mr. Bergman worked out all of his dance choreography over a period of four months in New York's legendary Studio 54. But just like his reputation as a composer of sexy dance sequences,