Back to Cast
Special Agent in Charge Isobel Castille
Alana De La Garza
Alana De La Garza joined FBI as Special Agent in Charge Isobel Castille in its second season and has had a recurring role as the same character on FBI’s spinoff series, FBI: MOST WANTED and FBI: INTERNATIONAL, also on the Network.

De La Garza is well known for her role on the legendary TV series “Law & Order” as ADA Connie Rubirosa. Her performance as a tough yet compassionate prosecutor garnered her an Impact Award for Outstanding Performance in a Dramatic Television Series as well as an ALMA nomination for Outstanding Supporting Actress in a Drama Television Series.

Her additional credits include: CRIMINAL MINDS: BEYOND BORDERS, opposite Gary Sinise; SCORPION; and CSI: MIAMI, all on the Network; “Forever”; “Do No Harm”; “The Book of Daniel”; and “The Mountain.”

Her feature film credits include Matthew Weiner’s directorial debut “Are You Here,” opposite Owen Wilson, Zach Galifianakis and Amy Poehler.

Raised in Texas, De La Garza got her break in New York on the daytime drama “All My Children” before moving to Los Angeles. She divides her time between coasts with her husband, Michael, and two children. She enjoys staying active and giving back to the community through her work with various charity organizations. Her birthday is June 18. Follow her on X @Alana_DeLaGarza and Instagram @alana_delagarza.