Grey is the granddaughter of comedian and musician Mickey Katz. Grey appeared with Shirley MacLaine, Liza Minnelli and Kathy Bates in the CBS television movie The West Side Waltz, adapted by Ernest Thompson from his play, an episode of Friends as Mindy, and she had a small role in the 2000 film Bounce with Gwyneth Paltrow and Ben Affleck. She came out very strong at first, topping the leaderboard very often. However, injuries, stress, and exhaustion took their toll on Grey, and for a couple of weeks she fell behind. On November 23, 2010, Grey and her partner Hough won the competition. in September 2011 Grey appeared in the Lifetime Bling Ring as Iris Garvey, the mother of Zack Garvey.
