Michael Brandt Creator Derek Haas Creator Dick Wolf Creator Matt Olmstead Creator Oliver Platt Dr. Daniel Charles Actor S. Epatha Merkerson Sharon Goodwin Actor Marlyne Barrett Maggie Lockwood Actor Steven Weber Dr. Dean Archer Actor Jessy Schram Dr. Hannah Asher Actor Luke Mitchell Dr. Mitch Ripley Actor Sarah Ramos Dr. Caitlin Lenox Actor Darren Barnet Dr. John Frost Actor Hanako Greensmith Violet Mikami Guest Star Jocelyn Hudon Lizzy Novak Guest Star Rachel DiPillo Dr. Sarah Reese Guest Star John Earl Jelks Dr. Dennis Washington Guest Star Mekia Cox Dr. Robin Charles Guest Star Scarlett Wand Anna Charles Guest Star Logan Miller Kip Lenox Guest Star Erin Anderson Elizabeth "Lizzy" Asher Guest Star Gregory Alan Williams Albert "Bert" Goodwin Guest Star Marc Grapey Peter Kalmick Guest Star Orlagh Cassidy Miranda Lewis Guest Star Tiff Abreu Cassidy Guest Star Holly Curran Sadie Smith Guest Star Tim DeKay Griffin Lancer Guest Star Brooklyn Shuck Alea Lancer Guest Star Connor Esterson Noah Macron Guest Star Tonya Glanz Kate Macron Guest Star Sam Trammell Walter Macron Guest Star Michael Vaughn Shaw X-Ray Tech Mike Guest Star Drew Patterson ODA Rep. Kevin Caine Guest Star Zariah Boyles Lucy Jones Guest Star Bobbye Boatright Prison Guard Guest Star Kayla Franklin Lakeisha Jones Guest Star Arthur W. Forney Executive Producer Peter Jankowski Executive Producer Michael Pressman Executive Producer Anna Dokoza Director Allen MacDonald Writer