Guest Stars Gregory Calderone as Dr. Billy Scott Don McKellar as Dr. Amos Carver Missy Peregrym as Layla Rowland Rob Stewart as Mr. Salt Kevin Jake Walker as Noel Adrianna Di Liello as Iris Salt Co Starring Milton Barnes as Dr. Wayne Sharpe Trish Fagan as Dr. O'Toole Emily Pope as Nurse Katrina James Preston Rogers as Jake Bugle Joanna Haughton as Young Boy's Mother Ilana Frank as Class Member Andy Pogson as Young Boy's Father Trek Buccino as Dom Salt Ethan Tavares as Young Boy Zdravko Budetic as Code Team Leader