Ryan Eggold Dr. Max Goodwin Actor Freema Agyeman Dr. Helen Sharpe Actor Janet Montgomery Dr. Lauren Bloom Actor Jocko Sims Dr. Floyd Reynolds Actor Tyler Labine Dr. Iggy Frome Actor Mike Doyle Martin McIntyre Guest Star Shiva Kalaiselvan Dr. Leyla Shinwari Guest Star Olivia Khoshatefeh ED Resident Yasmin Turan Guest Star David Healy Dr. Sam Langford Guest Star Sandra Mae Frank Dr. Elizabeth Wilder Guest Star Conner Marx Ben Meyer Guest Star Keren Lugo Dr. Diana Flores Guest Star Lauren F. Walker Scrub Nurse Rivas Guest Star Matt Bradford Sullivan Dr. Reed Ketner Guest Star Annie Golden Mrs. Karnacky Guest Star James McDaniel Horace Reynolds Guest Star Megan Byrne Gladys Miller Guest Star Sarah Jes Austell April Guest Star Tom Pecinka Jackson Guest Star Samrat Chakrabarti Farid Kashif Guest Star Ali Merhi Another Patient Guest Star Ehad Berisha ED Resident Huxley Guest Star Christina Brown Fisher Meteorologist (on TV) Guest Star EJ Joseph Scared Patient Guest Star John A. Mondin Jr. Grumpy Patient Guest Star Olivia Kirby Claustrophobic Patient Guest Star Jasmyn Green Moaning Patient Guest Star Mariel Mercedes Slumping Patient Guest Star David Schulner Executive Producer, Writer Peter Horton Executive Producer Michael Slovis Executive Producer, Director David Foster Executive Producer Aaron Ginsburg Executive Producer Shaun Cassidy Executive Producer Erica Green Swafford Writer