Dermot Mulroney Dr. Walter Wallace Actor Augustus Prew James Bell Actor Odette Annable Dr. Zoe Brockett Actor Reshma Shetty Dr. Talaikha Channarayapatra Actor Aaron Jennings Dr. Malik Verlaine Actor Ward Horton Dr. Scott Strauss Actor Brenda Song Angie Cheng Actor Wendy Moniz Guest Star Lindsey Gort Guest Star Alexis Krause Guest Star Page Leong Guest Star Nirayl Stone Guest Star Kathy Wu Guest Star Andy Taylor Kim Guest Star Giovanni Bejarano Guest Star Amanda Reed Guest Star Kelly Albanese Guest Star Cullen Douglas Guest Star Drew Fonteiro Guest Star Darius De La Cruz Guest Star Jason Katims Executive Producer, Writer David Semel Executive Producer, Director Michelle Lee Executive Producer Jon Cowan Writer Julia Brownell Writer Meredith Averill Writer Yahlin Chang Writer Denise Hahn Writer Michael Weaver Director Norberto Barba Director Michael Engler Director Rosemary Rodriguez Director Richard J. Lewis Director Mark Piznarski Director Sarah Watson Writer Dylan K. Massin Director Dylan Massin Director Jessica Yu Director