Mary McCormack

Mary Catherine McCormack is an American actress known for her leading roles in various television series and films. She gained recognition for her portrayal of Justine Appleton in the series Murder One (1995-1997), Kate Harper in The West Wing (2004-2006), Mary Shannon in In Plain Sight (2008-2012), and Peggy in The Kids Are Alright (2018-2019). McCormack has also appeared in films such as Private Parts (1997), Deep Impact (1998), True Crime (1999), Mystery, Alaska (1999), K-PAX (2001), Dickie Roberts: Former Child Star (2003), and 1408 (2007). Born on February 8, 1969, in Plainfield, New Jersey, McCormack comes from a family with a legal background and a career in the entertainment industry.More