Guest Stars Matthew Jeffers as Dr. Mark Walsh Mike Doyle as Martin McIntyre Shiva Kalaiselvan as Leyla Shinwari Sandra Mae Frank as Dr. Elizabeth Wilder Conner Marx as Ben Meyer Keren Lugo as Dr. Diana Flores James McDaniel as Horace Reynolds Christopher Cassarino as Dr. Ed Nottingham Jenny Jules as Serwa Sharpe Daniel Davis as Vic Wallace Darrie Lawrence as Sandy Forsheim François Battiste as Gene Montell Co Starring Olivia Khoshatefeh as Dr. Yasmin Turan Jennifer Betit Yen as Nurse Aimee Kamoe Kim Ramirez as Anesthesiologist Alicia Smith Mahalet Dejene as Anesthesiologist Nyala Abebe Renee Ternier as Nurse Devers Jeff Kim as Dr. Alan Kapralien Nicole Kafka as Nurse Franz David Lambert as Mr. Tucker Victoria Lee Parella as Scrub Nurse Claudia Robinson as Lottie Carlson Janet Sarno as Debra Liu Susan Slatin as Mrs. Boulton Anabel Graetz as Keysha Elizabeth Arends as Fiona Griffiths Desi Waters as Liv Bari Hyman as Silvia Suzan Perry as Rhada Cliff Samara as Malcolm