Special Guest Stars Debra Monk as Karen Brantley Guest Stars Alejandro Hernandez as Casey Acosta 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 Frances Turner as Dr. Lyn Malvo Genevieve Angelson as Dr. Mia Castries Ryan Faucett as Trevor Vaughan Elias Toufexis as Ronnie Cooper Adam Rose as Chad Barton Co Starring Em Grosland as Nurse Kai Brunstetter Olivia Khoshatefeh as Dr. Yasmin Turan Jennifer Betit Yen as Nurse Aimee Kamoe LaRae Muscat as Sameera Ehad Berisha as Resident Huxley Nirvaan Pal as Saleem Delaney Quinn as Harper Dimitri Carter as Orderly James Eric Payne as Dr. Myron Anton Christian Blakesley as Paramedic McFadyen Daren Donofrio as Police Officer Victor Hedges as Building Superintendent Evans