who plays detective stabler's wife on law and order svu
Isabel Gillies Isabel Gillies (born February 9, 1970 in New York City, New York) is an American author and former actress. She played Elliot Stabler's wife, Kathy, in Law & Order: Special Victims Unit. Her memoir, "Happens Every Day," was a New York Times bestseller, and her most recent book is the young adult novel Starry Night.