- Grew up playing soccer and after high school, he played in Europe with Team USA. Turned to acting after injuries sustained in a car accident put an end to his soccer days.
- Studied at the American Academy of Dramatic Arts in NYC, where he met his wife, Susan Matus. He and his wife later costarred on The Unit.
- Appeared in the 1998 off-Broadway play Corpus Christi opposite Josh Lucas, who eventually became the godfather of his son, Addison.
- Is of Latino and African-American descent, and plays characters from a variety of backgrounds, including a Middle Eastern man in Flightplan (2005). For Fast Five (2011), he had to learn how to speak some Portuguese.
- Hobbies include cooking, playing guitar and writing poetry.
- Is a supporter of AIDS charities, including the AIDS Walk and the Product Red campaign.
- Ernie Irby — Father
- Ernie Irby — Brother
- Jason Irby — Brother
- Cindy Irby — Mother
- Addison Irby — Son
- Susan Matus — Wife
- Attended College of the Desert, Palm Desert, California, United States; attended Orange Coast College, Costa Mesa, California, United States