Guest Stars Torrey DeVitto as Dr. Natalie Manning Devin Kawaoka as Kai Tanaka-Reed Luigi Sottile as Sean Archer Alet Taylor as Liliana Wapniarski Sasha Roiz as Jack Dayton T.V. Carpio as Dr. Grace Song Henderson Wade as Dr. Loren Johnson Kristof Konrad as Pawel Wapniarski Jessica Tuck as Janice Anderson Bruce Nozick as Fred Anderson Jacqueline Lorraine Schofield as Sarah Malone Co Starring Lorena Diaz as Nurse Doris Jeremy Shouldis as Dr. Marty Peterson Lynnette Li as Nurse Nancy Michael Vaughn Shaw as X-Ray Tech Mike Ari Morgan as Owen Jeffrey Manning