Ryan Eggold Dr. Max Goodwin Actor, Director Janet Montgomery Dr. Lauren Bloom Actor Jocko Sims Dr. Floyd Reynolds Actor Tyler Labine Dr. Iggy Frome Actor Sandra Mae Frank Dr. Elizabeth Wilder Actor Nora Clow Luna Guest Star Conner Marx Ben Meyer Guest Star Toya Turner New Nurse aka Gabrielle Guest Star Alejandro Hernández Nurse Casey Acosta Guest Star Mike Doyle Martin McIntyre Guest Star Alexis Cash Paramedic Carmona Guest Star Renee Ternier Surgical Nurse Devers Guest Star Matthew Jeffers Dr. Mark Walsh Guest Star Stacey Raymond Paramedic Whitaker Guest Star Olivia Khoshatefeh Dr. Yasmin Turan Guest Star Em Grosland ED Nurse Kai Brunstetter Guest Star Megan Byrne Gladys Miller Guest Star Kathryn Prescott Vanessa Bloom Guest Star Debra Monk Karen Brantley Guest Star John Earl Jelks Horace Actor David Schulner Executive Producer, Writer Peter Horton Executive Producer Michael Slovis Executive Producer, Director David Foster Executive Producer, Writer Aaron Ginsburg Executive Producer Shaun Cassidy Executive Producer Lisa Robinson Director Olenka Denysenko Director Shiri Appleby Director Rachel Leiterman Director Nestor Carbonell Director Laura Valdivia Writer Graham Norris Writer Gisselle Legere Writer Brandy E. Palmer Writer Allen L. Sowelle Writer