Special Guest Stars Debra Monk as Karen Brantley Guest Stars Alejandro Hernandez as Casey Acosta Matthew Jeffers as Dr. Mark Walsh Megan Byrne as Gladys Miller Sandra Mae Frank as Dr. Elizabeth Wilder Conner Marx as Ben Meyer Christine Chang as Dr. Agnes Kao Michelle Forbes as Dr. Veronica Fuentes Anna Suzuki as Sandra Fall André Blake as Dr. Claude Baptiste Genevieve Angelson as Dr. Mia Castries Lee Tergesen as Robert Janet Hubert as Dr. Palpa Joey Slotnick as Dr. Antonio Salerno Rarmian Newton as Drew Co Starring Olivia Khoshatefeh as Dr. Yasmin Turan Erick Betancourt as Security Guard McAdams Lorna Bennett as Nurse Shirley Wattles Ralph McCain as Romero Willis Erica Bradshaw as Teyarnie Jordan Mariana Novak as Scrub Nurse Janice Siraj Huda as Surgeon Jade Davis as Marissa Aronova Chengusoyane Kargbo as Scrub Nurse