Guest Stars Jim Watson as Dr. Theo Hunter Ayisha Issa as Dr. June Curtis Laurence Leboeuf as Dr. Magalie "Mags" Leblanc Torri Higginson as Claire Malone Kenny Wong as Arnold De Luca Sirena Gulamgaus as Amira Hamed Mariah Inger as Rhoda DaSilva Sugith Varughese as Dr. Aajay Singh John Hannah as Dr. Jed Bishop Linda E. Smith as Dr. Wendy Atwater Eddie Guilluame as Lou Patrick Labbé as Dr. Thomas Mitchell Fayçal Azzouz as Khaled Abdullah Eugene Clark as Marcus Curtis Dan Petronijevic as Officer C. Brent Alanna Bale as Laura Fulvio Cecere as Michael Bailey Oluniké Adeliyi as Trey's Mother Dwight Ireland as Trey's Father Thamela Mpumlwana as Trey