Seán was born on 11th October 1965 in Lake Charles, Louisiana, and was raised in Houston, Texas, where he graduated from the University of St. Thomas with a business degree in 1988.
Seán is a talented actor, and has featured in a number of films including "A Tiger's Tale" (1988), "My Life as a Babysitter" (1990), "Just Perfect" (1990), "Kingdom Come" (1993), "The Accident" (1993), "Frank & Jesse" (1994), "Guinevere" (1994), "The Grass Harp" (1995), "Powder" (1995), "Raging Angels" (1995), "Eden" (1996), "Just Your Luck" (1996), "The Method" (1997), "Pale Saints" (1997), "Suicide Kings" (1997), "Best Men" (1997), "Girl" (1998), "Zack and Reba" (1998), Simply Irresistible" (1999), "The Boondock Saints" (1999), "Body Shots" (1999), "The Strip" (1999), "Run the Wild Fields" (2000), "Diamond Hunters" (2001), "Acceptable Risk" (2001), "D-Tox" (2002), "Lone Hero" (2002), "Con Express" (2002), "Kiss the Bride" (2002), "Borderline" (2002), "Then Came Jones" (2003), "Dead Lawyers" (2004), "30 Days Until I'm Famous" (2004), "The Gunman" (2004), "The Storyteller" (2005), "Demon Hunter" (2005), "Into the Fire" (2005), "Savage Planet" (2006), "The Insatiable" (2006), "Veritas, Prince of Truth" (2006), "Kaw" (2007), "Ten Inch Hero" (2007), "Crystal River" (2008), "The Whole Truth" (2009), "The Boondock Saints II: All Saints Day" (2009), "Deadly Impact" (2009), "Sinners & Saints" (2010), "Saw 7" (2010), "Scavengers" (2010), "InSight" (2010), and "Bump" (2010).
He has also appeared on television in numerous episodes of the "Young Indiana Jones" series (1992 - 1996; and 2007 - 2008), and "The Dead Zone" series (2002 - 2008). Seán was nominated for an MTV Movie Award (Best Breakthrough Performance - "Powder") in 1996.
Seán has a black belt in karate, and enjoys car racing as a hobby.
[his portrait is illustrated above, playing Young Indiana Jones]