Mario Martinez is played by Danny Ramirez
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Netflix's 'On My Block': Meet The Cast
10. Mario Martinez is played by Danny Ramirez
Danny plays Ruby's older brother Mario. The 21-year-old actor made his television debut on Showtime's 'The Affair' followed by roles on NBC's Blindspot and the feature film, Rapid Eye Movement. He also appeared in Netflix's Orange Is The New Black and currently reoccurs as Wes on Fox's The Gifted.