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 Claire Armstrong Nurse Julie Kenner Guest Star Sarah Allen Nora Hamda Guest Star Douglas Nyback Peter Douglas Guest Star Francisca Dennis Dr. Lily Reed Guest Star Christie Stewart Dr. Monica Barrett Guest Star Jason Burke Nurse Ray Green Guest Star Allan Dobrescu Tech Darrin Amalia Guest Star Demore Barnes Randy Coleman Guest Star Cherion Drakes Theresa Coleman Guest Star Alex Fernandez Alex Cruz Guest Star Keethan Krish Dr. Pramdeep Singh Guest Star Shant Srabian Dr. Arman Agassi Guest Star Joshua Peace SWAT Commander Guest Star Connie Miu Nurse Liz Kwon Guest Star Bella Caballero Rosie Cruz Guest Star Barbie Kligman Executive Producer Hank Steinberg Executive Producer Erwin Stoff Executive Producer