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 Sirena Gulamgaus as Amira Hamed Mariah Inger as Rhoda DaSilva Sugith Varughese as Dr. Aajay Singh Gord Rand as Dr. Mark Novak Rekha Sharma as Dr. Neeta Devi Ali Momen as Karim Esfahani Masha Bashmakova as Nancy Jayne Heitmeyer as Elena Sarah Booth as Leslie Alex Ozerov as Griff Jean Nicolai as Farrah Anna Morreale as Pasha Lukin