Mac and team rush to help when Matty's former mentor, Ian Cain, and his embassy staff come down with a deadly, mysterious illness. Also, Taylor and Bozer work with Jerry Ortega.

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Writer: Cindy Appel

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Cast: Lucas Till, Tristin Mays, Justin Hires, Meredith Eaton, Levy Tran, Henry Ian Cusick

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Guest Stars: Robert Patrick, Jorge Garcia, Carey Van Driest...