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 T.V. Carpio Dr. Grace Song Guest Star Stan Shaw Dr. George Thomas Guest Star Jeremy Shouldis Dr. Marty Peterson Guest Star Amy J. Carle Dr. Olga Patchefsky Guest Star Alet Taylor Liliana Wapniarski Guest Star Luigi Sottile Sean Archer Guest Star Marc Grapey Peter Kalmick Guest Star Lorena Diaz Nurse Doris Guest Star Marie Tredway Nurse Trini Guest Star Lynnette Li Nurse Nancy Guest Star Matthew Isler Paramedic Matt Guest Star Tonray Ho Admitting Clerk Leah Guest Star Jeremy Howard Kurt Leger Guest Star Kristolyn Lloyd Alicia Palmer Guest Star Steve Monroe Baylin Kornick Guest Star Carol J. McKenith Dr. Louise Gordon Guest Star Emily Amari Walton Sarah Watson Guest Star Teddy Bigwood Ryan Watson 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 Oz Scott Director Meridith Friedman Writer Gabrielle Fulton Ponder Writer