Jonathan Seda (born October 14, 1970) is an American actor of Puerto Rican descent, possibly best known for his role as Detective Paul Falsone on NBC's: Homicide: Life on the Street. Seda was an amateur boxer who in 1992, auditioned for and was given a role in the film Gladiator. He became interested in acting and appeared in various films. He portrayed Chris Pérez alongside Jennifer Lopez in Selena and became widely known to both the Hispanic and non-Hispanic communities. He continues to act and has had numerous television appearances, and recently appeared as legendary Marine John Basilone in Tom Hanks and Steven Spielberg's follow up to Band of Brothers, The Pacific. Seda currently stars in the HBO series, Treme.