Dick Wolf Creator, Executive Producer Matt Olmstead Creator, Executive Producer Oliver Platt Dr. Daniel Charles Actor S. Epatha Merkerson Sharon Goodwin Actor Nick Gehlfuss Dr. Will Halstead Actor Brian Tee Dr. Ethan Choi Actor Marlyne Barrett Maggie Lockwood Actor Dominic Rains Dr. Crockett Marcel Actor Sasha Roiz Jack Dayton Guest Star Conor Perkins Dr. Zach Hudgins Guest Star Devin Kawaoka Dr. Kai Tanaka-Reed Guest Star T.V. Carpio Dr. Grace Song Guest Star Lee Jones Dr. Justin Morris Guest Star Rasika Ranganathan Dr. Asha Mallick Guest Star Sia A. Moody Dr. Ivy Davis Guest Star Luigi Sottile Sean Archer Guest Star Charles Malik Whitfield Ben Campbell Guest Star Lorena Diaz Nurse Doris Guest Star Marie Tredway Nurse Trini Guest Star Tonray Ho Admitting Clerk Leah Guest Star Michael Vaughn Shaw X-Ray Tech Mike Guest Star Andy McDermott Security Chief Kenneth Madsen Guest Star Courtney Rioux Paramedic Courtney Guest Star Matthew Isler Paramedic Matt Guest Star Neal Dandade Dr. Topher Sudhir Guest Star Amanda Drinkall Dr. Amanda Guest Star Supriya Ganesh Katie Foreman Guest Star Julian Griffith Corporal James Parker Guest Star Christian Litke Paul Guest Star Scott Aiello Felix Castro Guest Star Lily Knight Heidi Guest Star Wendy Lee Evans Nina Simonds Guest Star Dawson Reidy Lucas Simmonds Guest Star Elias Rios Clint Guest Star Brittnee Williams Nurse Guest Star Kathleen Czajkowski X-Ray Tech Guest Star Diane Frolov Executive Producer Andrew Schneider Executive Producer Derek Haas Executive Producer Arthur W. Forney Executive Producer Michael Brandt Executive Producer Peter Jankowski Executive Producer Michael Pressman Executive Producer Afia Nathaniel Director Stephen Hootstein Writer Danny Weiss Writer