Matt Damon Reveals How He Got Ripped & Ready to Be 'Bourne' Again

Matt Damon took a moment to chat with "Extra's" Jerry Penacoli about getting ripped for his role in the upcoming Bourne movie at the premiere of "The Martian" at the Toronto International Film Festival.

Matt said of his intense workouts, "It’s just a lot of misery."

"The Martian" hits theaters October 2!

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