Special Guest Stars Amy Morton as Desk Sergeant Trudy Platt Marina Squerciati as Officer Kim Burgess Patrick John Flueger as Officer Adam Ruzek Oliver Platt as Dr. Daniel Charles Jason Beghe as Detective Hank Voight Jessy Schram as Dr. Hannah Asher Steven Weber as Dr. Dean Archer Luke Mitchell as Dr. Mitch Ripley Sarah Ramos as Dr. Caitlin Lenox Darren Barnet as Dr. John Frost Guest Stars Randy Flagler as Firefighter Harold Capp Anthony Ferraris as Firefighter Tony Ferraris Lorena Diaz as Nurse Doris Nate Corddry as Thomas Milken Jason Kelley as Cory Antonella Rose as Ellie Simshaw Danny Fischer as Duffy Erik Odom as Marcus RJ Brown as Jordan Brian Baker as Bill McCormick Nick Fondulis as David Mossberg Jennifer Regan as Lauren Bates Co Starring Gina Taliaferro as Maria Alejandro Raya as Patrol Officer Caswith Ryan Gold as Paramedic Doug Catherine Collier as Suited Woman (AKA Meg) Keith Illidge as Tech Bro Amy Jean Johnson as Gas Company Tech Aila Peck as Jane Doe / Margaret Simshaw Natalie Rich as Nat
