In 1993's Short Cuts, the Robert Altman film that first brought her critical notice, she delivered a rousing monologue in which her character admits to infidelity while wearing nothing below the waist. In 1997's Boogie Nights, the darkly comedic drama that would land her the first five of Oscar nominations, she plays one of the most tragic figures, an aging, coke-snorting porn star who longs for the son that ran away from her. The year 2002 marked a double whammy, with Moore earning...