Mary McCormack

 Mary Catherine McCormack was born on February 8, 1969. She has had lead roles in the series as Justine Appleton on the television series Murder One (1995-97), as the Deputy National Security Adviser Kate Harper on The West Wing (2004-06) as the Deputy U.S. Marshal Mary Shannon on In Plain Sight (2008-12), and as Peggy on the comedy series The Kids Are Alright (2018-19).McCormack's film roles include Private Parts (1997), Deep Impact (1998), True Crime (1999), Mystery, Alaska (1999), K-PAX (2001), Dickie Roberts: Former Child Star (2003) and 1408 (2007).McCormack was born in Plainfield, New Jersey. She is the daughter of clinical therapist Norah as well as car dealership and owner of an ice cream restaurant William McCormack.Her parents divorced in 1990. Bridget, her sister, was chief justice of Michigan Supreme Court. She is also an instructor at the University of Michigan Law School. William, her brother, is an actor and writer[6and a writer[6. He has a recurring part in the film In Plain Sight as FBI agent Robert O'Connor.