Guest Stars Jim Watson as Dr. Theo Hunter Ayisha Issa as Dr. June Curtis Torri Higginson as Claire Malone Laurence Leboeuf as Dr. Magalie "Mags" Leblanc Kenny Wong as Arnold De Luca Sirena Gulamgaus as Amira Hamed Mariah Inger as Rhoda DaSilva Rekha Sharma as Dr. Neeta Devi Rick Roberts as Dr. Neil Olsen Deena Aziz as Dr. Sophia Fisher Ellen David as Dr. Evelyn Roche Nicolette Pearse as Diane Albertson Chris Sandiford as Nicholas Alexandre Nachi as Tommy