Maximilian Carlo Martini (born December 11, 1969) is an American actor. He is known for his roles as Wiley in Level 9, First Sergeant Sid Wojo in The Great Raid, and as Master Sergeant Mack Gerhardt in the CBS military drama television series The Unit. He also starred in the film 13 Hours: The Secret Soldiers of Benghazi as Mark Geist. In recent years, Martini appeared in the sci-fi thriller Osiris (2025), and starred in the noir crime drama Hollywood Grit (2025), which he also produced.
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Career
Film
After college, Martini found steady work in film and television projects. His film roles include co-starring opposite Jodie Foster in Robert Zemeckis's Contact as Willie, a fellow scientist with an affinity for brightly colored shirts, and sharing the screen with Tom Hanks and Matt Damon in Saving Private Ryan as Corporal Henderson, ranking NCO of Pfc. James Ryan's unit, who helped Cpt. John H. Miller and his men in the brutal final shootout of the film. Martini later co-starred in John Dahl's The Great Raid as 1st Sgt. Sid Wojo.
He appeared in smaller independent films, working with Calista Flockhart in Jane Doe, Chris Penn and Jeffrey Wright in Cement and in the 2000 Sundance Film Festival fave Backroads. In 1999, Martini wrote, co-directed and starred in Desert Son. His younger brother, Christopher, co-directed the film with him, and his sister, Michelle, served as costume designer. He had a recurring role in the ABC drama Castle. In 2011, the Noor Iranian Film Festival in Los Angeles invited him to participate as an official festival judge. In 2013, he played the role of the U.S. Navy SEAL commander in Paul Greengrass's Academy Award-nominated film Captain Phillips.
