Fleet of foot and quick with the ball at his feet, the diminutive Edgar Castillo has the ability to disrupt defenses. After appearances with both the Mexican National Team in friendlies and the U-23 team in Olympic qualifying, Castillo applied to change associations and was declared eligible to play for the United States, the country of his birth. Deployed as both a left-sided defender and a midfielder for his clubs, he has spent his entire professional career in the Primera División in Mexico and is now a two-time league champion.
- Started at left back in teh USA's historic 1-0 victory against Mexico at Estadio Azteca
- Made his debut for the U.S. National Team when he came on as a second-half substitute for the last 30 minutes of the 3-1 loss to Denmark on Nov. 18, 2009, in Aarhus
- He is one of two players to appear for both the USA and Mexico, the other being Martín Vázquez
- Before playing for the USA, he made four appearances for Mexico and three appearances for their U-23 team, which failed to qualify for the 2008 Olympics
- Earned his second league title when Tijuana collected the 2012 Liga MX Torneo Apertura championship