Guest Stars Gavin McHugh as Christopher Diaz Tracie Thoms as Karen Wilson Devin Kelley as Shannon Diaz Jama Williamson as Det. Anita Mercer Joseph Lyle Taylor as Marty Collins Max Adler as Sam Jenica Bergere as Nina Christian Clemenson as Franklin Terry Woodberry as Dt. Lonnie Wash Javier Grajeda as Chief Alonzo Co Starring Carole Gutierrez as Luann Michael Whaley as Commander Bowman Samantha Cutaran as Female Uni Cop David Douglas as Billy Stefan Ionesco as CSI Tech Kevin D'Arcy as Harrison