Gary Sinise Unit Chief Jack Garrett Actor Alana De La Garza Clara Seger Actor Daniel Henney Matthew Simmons Actor Tyler James Williams Russ "Monty" Montgomery Actor Annie Funke Mae Jarvis Actor Kelly Frye Guest Star Ezra Dewey Guest Star Declan Whaley Guest Star Wendy Phillips Guest Star Peter Banifaz Guest Star Tony Pasqualini Guest Star Rachid Sabitri Guest Star Fouad Hajji Guest Star Marwan Salama Guest Star Wiley Pickett Guest Star Zuhair Haddad Guest Star Ali Hillis Guest Star Michael Benyaer Guest Star CJ Forst Guest Star Maz Siam Guest Star Paris Benjamin Guest Star Camille Ameen Guest Star Mark Gordon Executive Producer Erica Messer Executive Producer Nicholas Pepper Executive Producer Matthew Lau Writer Alec Smight Director