natural woman; With her latest role, Thandie Newton continues her run of intimate, mesmerizing performances.

Byline: Boris Fishman

Anyone who saw Thandie Newton in Crash (2005), the race-_relations drama thick with A-listers, surely noticed little else. In fifteen minutes of screen time, Newton was by turns taunting, humiliated, livid, beseeching, and manic with fear. She stole the show.

The English actress does it again in this month's The Pursuit of Happyness, a devastating story about a San Francisco family in which she plays a woman so aggrieved by the failure of her husband (played by Will Smith) to do his part for the family that she leaves both him and their child. Newton's performance is full of empathy; she snarls and pleads, her delicate features unrecognizable beneath the streaks of fatigue and despair in her face.

"It was hard," the 34-year-old actress says. "I knew I was representing womanhood in the film. And women don't begin and end there. In my own life, I know that great cruelty comes from feeling pain. And so rather than playing her as a tough woman, I wanted to show the vulnerability. I think I tend to show that in all my roles, whether I like it or not."

Born in London to a Zimbabwean mother and an En_glish father and raised there and in Zambia, Newton has never formally studied acting-though she did earn a degree in anthropology from Cambridge. Whether as the president's slave mistress in Jefferson in Paris (1995) or the reincarnation of Oprah Winfrey's murdered daughter in Beloved ...