Michelle Lynn Monaghan (born March 23, 1976) is an American actress. She is best known for her starring roles in Kiss Kiss Bang Bang (2005), Gone Baby Gone (2007), Made of Honor (2008), Eagle Eye (2008), Source Code (2011), Pixels (2015), and Patriots Day (2016). She has also received recognition for her starring role as Julia Meade in the action spy film series Mission: Impossible, appearing in Mission: Impossible III (2006), Mission: Impossible – Ghost Protocol (2011), and Mission: Impossible – Fallout (2018). On television, Monaghan starred as Maggie Hart in the first season of the anthology crime drama series True Detective (2014), for which she received a nomination for the Golden Globe Award for Best Supporting Actress. She also starred as Sarah Lane in the drama series The Path (2016–18). Monaghan was born in Winthrop, Iowa, the daughter of Sharon (née Hammel), 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. Monaghan has Irish and German ancestry, and was raised Catholic. She graduated from East Buchanan High School in 1994, where she was class president and acted in several plays. After graduation, she moved to Chicago to study journalism at Columbia College Chicago and began to model. She modeled in Milan, Singapore, Tokyo and Hong Kong, as well as in the United States. With one semester remaining to complete her journalism degree in 1999, she left for New York to pursue an acting career, where she appeared as a model in several magazines and catalogs before making her acting debut.

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