Guest Stars Rex Linn as Detective Frank Tripp Eva LaRue as Natalia Boa Vista Boti Bliss as DNA Analyst Maxine Valera Brendan Fehr as Audio/Visual Tech Dan Cooper Armando Valdes-Kennedy as Trace Evidence Tech Aaron Peters Joshua Leonard as Ballistic Tech Jim Markham Patrick Fabian as Ken Gannon Francie Swift as Laura Gannon Corey Sevier as Luke Gannon Jordi Caballero as Julio Elias Troy Curvey, Jr. as Rex Hoby Co Starring Jennifer Holland as Julie Gannon David DeSantos as Luis Cruz Anahi Bustillos as Tia Elias Tom Schmid as Philip Reynolds Nicholas Di Nardo as Damon Loughlin Uncredited Natalina Maggio as Onlooker / Rollerblader