Watch the First Trailer for ‘Homeland’ Season 4

Carrie Mathison is back in action in the first trailer for season 4 of Showtime’s “Homeland.” The new season, which premieres Oct. 5, is largely set in Pakistan and Afghanistan and features stars Claire Danes and Mandy Patinkin as well as newcomers Corey Stoll (“House of Cards”) and Suraj Sharma (“Life of Pi”).

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