Rebecca De Mornay (born August 29, 1959) is an American film and television actress. Her breakthrough film role came in 1983, when she played Lana in Risky Business. Her other notable film roles include Sara in Runaway Train in 1985, Thelma in The Trip to Bountiful, Helen McCaffrey in the thriller Backdraft in 1991 and her portrayal of the chillingly twisted nanny Peyton Flanders in the popular 1992 thriller The Hand That Rocks the Cradle.She was born Rebecca Jane Pearch on August 29, 1959, in Santa Rosa, California. Her father was Wally George (né Pearch), a disc jockey at the time.