Guest Stars Sarah Chalke as Amy Gazanian Rizwan Manji as Dr. Deb Chaman Michael Reilly Burke as Donald Sampson Keegan Connor Tracy as Cristin Kelly Chris Payne Gilbert as Tad Taymor Assaf Cohen as Dr. Daniel Bai Katharine Leonard as Meredith Vender Co Starring Peter Benson as Nate Kelly Jessica Harmon as Nurse Brittany Gottman Darcy Laurie as Noel Ross Kehli O'Byrne as Vanessa Taymor Joel Semande as Scion Mike Kovac as Jim Thomas Newman as Mr. Vender Andrea Kelly Konno as Choreographer Kristen Ross as Debbie Sampson