Molly Parker Dr. Amy Larsen Actor Omar Metwally Dr. Michael Hamda Actor Amirah Vann Dr. Gina Walker Actor Jon-Michael Ecker Dr. Jake Heller Actor Anya Banerjee Dr. Sonya Maitra Actor Patrick Walker Dr. Theodore "TJ" Coleman Actor Charlotte Fountain-Jardim Katie Hamda Actor Felicity Huffman Dr. Joan Ridley Actor Stephen Patrick Walker Actor Allan Dobrescu Tech Darrin Actor Scott Wolf Dr. Richard Miller Guest Star Claire Armstrong Nurse Julie Kenner Guest Star Conni Miu Nurse Liz Kwon Guest Star Krista Bridges Victoria Miller Guest Star Christie Stewart Dr. Monica Barrett Guest Star Peter Grosz Donnie Glick Guest Star Neil Girvan Dr. Swanson Guest Star Kintaro Akiyama Paul Fujita Guest Star Yogesh Chotalia Ranjeet Reddy Guest Star Kelsey Falconer Nurse Zoe Guest Star Gairey Richardson Edgar Mooney Guest Star Jason Burke Nurse Ray Green Guest Star Douglas Nyback Peter Douglas Guest Star Barbie Kligman Executive Producer Hank Steinberg Executive Producer Erwin Stoff Executive Producer Russell Lee Fine Director