He was listed as an All-Region selection by Prep Star magazine, and a three-star recruit and ranked as the No.

[3] He was a member of the Houston Chronicle Top 100 list and selected to the State 100 by the Fort Worth Star-Telegram.

For his career with the Cougars, had 60 receptions for 854 yards and 16 touchdowns, while accounting for three blocked kicks In 2010, Castile transferred to Delta State University.

There he helped lead the Statesmen to the NCAA Division II National Championship game by leading the Statesmen receiving corps in all categories with 67 catches for 900 yards and 13 touchdowns.

Had nine catches for 89 yards and three touchdowns versus West Alabama, including the game-winner with nineteen seconds remaining.

Third-team Don Hansen All-Super Region II team selection.

On May 15, 2013, The Blaze traded Castile to the VooDoo, along with Bryce Tennison, for future considerations.

[8] On December 5, 2013, Castile signed with the Chicago Slaughter of the Continental Indoor Football League (CIFL).

On June 19, 2014, Castile was traded to the Los Angeles KISS for future considerations.