Michelle Lynn Monaghan (born March 23, 1976) is an American actress known for her roles in Kiss Kiss Bang Bang (2005), Mission: Impossible III (2006), Gone Baby Gone (2007), Made of Honor (2008), Eagle Eye (2008), Source Code (2011), and True Detective's first season (2014).
Monaghan was born in Winthrop, Iowa, the daughter of Sharon (nèe Harnel), who ran a day care center in the family's home for forty years, and Robert Monaghan, a factory worker. She has two older brothers, Bob and John. Her parents brought up twelve foster children over a period of twelve years. Monaghan has Irish and German ancestry, and was raised Catholic.