Guest Stars Evan Ellingson as Kyle Harmon Elizabeth Berkley as Julia Winston Kim Coates as Ron Saris José Zúñiga as Carl Galaz David Keith as ATF Special Agent Evan Caldwell Allison McAtee as Medical Examiner Dr. Shannon Higgins Lyriq Bent as Colin Madison Steve Braun as Brad Gower Jay Tavare as Manny Ortega Co Starring Kurt Long as Medical Examiner Dr. Thomas Wellner