Her role on Crossing Jordan (2001) as Lily Lebowski had her playing opposite her husband, Ethan Sandler. Ethan played Jeffrey Brandau, Lily's fiancé on the series. During the season 6 taping of "Crossing Jordan", Kathryn was pregnant with their first child.
Attended Northwestern University, where she received her Bachelor's degree in Theatre.
Lives in Los Angeles, California, where she paints and practices yoga when she's not busy acting.
Attended the Yale School of Drama in New Haven, Connecticut, but did not graduate.
Has two children with her husband Ethan Sandler: Leonard Sandler (born October 2006) and Mae Sandler (born July 27, 2009).