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 Mariah Inger as Rhoda DaSilva Sugith Varughese as Dr. Aajay Singh John Hannah as Dr. Jed Bishop Linda E. Smith as Dr. Wendy Atwater Patrick Labbé as Dr. Thomas Mitchell Ahmad Meree as Omar Simon Anthony Abou-Fadel as Tyler MacCauley Eugene Clark as Marcus Curtis Alex Mallari Jr as Sully Arlen Aguayo-Stewart as Greta Tyrone Benskin as Eddie Jennings Claudia Gosselin as Nurse in Lounge Amanda Richer as Breanne Aniko Kaszas as Alex Woodrum Tom Rooney as Dr. Terrence Mann Maria Herrera as Joan Sereno Peter Seaborne as Perry Dorian Grey as Charles Curtis Sabri Attalah as Yousef Ahmad Giuseppe Calvinisti as David Friedman Connor Ellis as Cohen Carole B. Thomas as Nurse Lily Krystina Dejean as Nurse Richie Duy Nguyen as Passerby Picardy Jean-Pierre as Nurse in Lounge