Lazaro Alonso is an American film and television actor known for playing Tsu'tey in James Cameron's science fiction film Avatar and Fenix Calderon in the film Fast & Furious. Alonso has had roles in other films such as Jarhead, This Christmas, Miracle at St. Anna and Detroit. As of 2019 Alonso is part of the main cast of Amazon Prime Video's original series The Boys based on the comic book series of the same name playing the character known as "MM" (Mother's Milk).

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Alonso began his career hosting shows on the BET network. Alonso appeared in music videos by Toni Braxton and Aaliyah.

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Also has had supporting roles in films such as Stomp the Yard, Down for Life, Jarhead, G, Leprechaun: Back 2 tha Hood, This Christmas and Miracle at St. Anna.

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In 2009, he played Fenix Calderon, the main antagonist in the film Fast & Furious, the fourth installment in the Fast & Furious film series. Alonso had a major role as the Na'vi warrior Tsu'tey in James Cameron's science fiction adventure film Avatar.

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Alonso also played one of the lead characters on the 2011 TV series Breakout Kings during its first season and the first episode of season two.

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He has made a television guest starring appearances on The Unit, Bones, CSI: Miami, NCIS, The Practice and Eyes.

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He was the lead in the 2013 NBC drama Deception.

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Alonso also played one of the main characters, Detective Billy Soto, on the NBC series The Mysteries of Laura.  Source.