Louis Lanzano / Invision/AP 1 / 3
Louis Lanzano / Invision/AP 1 / 3

Actress Mary Stuart Masterson is a first-time mom after welcoming a baby boy with husband Jeremy Davidson, according to People.com.

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The "Benny & Joon" star, 43, gave birth to a baby boy on October 11.

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Masterson and Davidson met during a 2004 production of "Cat on a Hot Tin Roof" and married in 2006.

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The couple announced the pregnancy in May.