The irrepressible Tallulah Bankhead is enjoying a successful comeback as the star of a popular radio program, "The Big Show." Confident and brassy, she sip vodka martinis, refusing to succumb to the paranoia and suspicion spread by the dawn of the McCarthy era in 1952. But when a scheduled guest on her show commits suicide after his name is given to the House Un-American Activities Committee, Tallulah herself is threatened with blacklisting. Then...