Dick Wolf Creator, Executive Producer Matt Olmstead Creator, Executive Producer Oliver Platt Dr. Daniel Charles Actor S. Epatha Merkerson Sharon Goodwin 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 Merrin Dungey Dr. Jennifer Kingston Guest Star Lee Jones Dr. Justin Morris Guest Star Rasika Ranganathan Dr. Asha Mallick Guest Star Marc Grapey Peter Kalmick Guest Star Tetona Jackson Esme Lockhart Guest Star Zach Appelman Jeremy Lockhart Guest Star Sarah Brooks Paramedic Juliette Guest Star Allison Miller Dr. Daria Schlessinger Guest Star Sean Bridgers Det. Benjamin "Ben" Gonsiorek Guest Star Erinn Ruth Linda Meyers Guest Star Jimmy Chung Tech Guy Dave Guest Star Hannah Efsits Celia Meyers Guest Star Derek Haas Executive Producer Arthur W. Forney Executive Producer Michael Brandt Executive Producer Peter Jankowski Executive Producer Michael Pressman Executive Producer Jonathan Brown Director Stephen Hootstein Writer