Guest Stars Boti Bliss as DNA Analyst Maxine Valera Brendan Fehr as Audio/Visual Tech Dan Cooper Rob Estes as Nick Townsend Cara Pifko as Donna Hicks Michael Trevino as Matthew Batra Robert Hoffman as Brad Hoffman Charles Hittinger as Derrick Perry Ethan Erickson as Sgt. Sean Reynolds Andrew Borba as Major Brenton Charles Duckworth as Corporal Kevin Kirby Monnae Michaell as Mrs. Kirby Co Starring Corey Feinstein as Soldier Josue Aguirre as ND Marine Jayson Floyd as Sgt. Timothy Hicks