Guest Stars Jimmi Simpson as Will Sanders Marc Blucas as Detective McNeill Romy J. Park as Gifford's Assistant Lindsay Pulsipher as Kelly Michael O'Keefe as Philip Gifford Damien Leake as Dr. Hayward Diane Venora as Lea Muller Virginia Montero as Elderly Woman Matt O'Leary as Bobby Kavita Patil as Lab Manager Shirley Jordan as Nurse Kate Nelligan as Gepetto Leslie Ishii as Female Doctor Joe Hendrix as Forensic #1 Michael Osborne as Young Guy #1 Ryan William Lee as David