Guest Stars Brian Dietzen as Assistant Medical Examiner Dr. Jimmy Palmer Tamara Taylor as NCIS Special Agent Cassie Yates Mariette Hartley as Hanna Lowell Olivia Burnette as Sarah Lowel Rizwan Manji as Dr. Pandy Steven Eckholdt as Navy Cmdr. Dr. Brad Pitt Kelsey Oldershaw as Navy Nurse Lt. Emma Ingham Co Starring Ty Upshaw as Security Guard Bibi Amos as Receptionist