Matt Czuchry Dr. Conrad Hawkins Actor Bruce Greenwood Dr. Randolph Bell Actor Emily VanCamp Nicolette Nevin Actor Manish Dayal Dr. Devon Pravesh Actor Shaunette Renée Wilson Dr. Mina Okafor Actor Malcolm-Jamal Warner Dr. AJ Austin Actor Jane Leeves Dr. Kit Voss Actor Glenn Morshower Marshall Winthrop Actor Tasso Feldman Dr. Irving Feldman Guest Star Patrick Walker Micah Stevens Guest Star Michael Hogan Dr. Albert Nolan Guest Star Denitra Isler Nurse Hundley Guest Star Jessica Miesel Nurse Jessica Moore Guest Star Vince Foster Dr. Paul Chu Guest Star Jason Turner Dr. Dale Simich Guest Star Andi Matheny Dr. Kelly Whitley Guest Star Tate Ellington Jason Thoms Guest Star Cyrina Fiallo Rachel Bird Guest Star Emily Tosta Joplin Bird Guest Star Viviana Chavez Nurse Reena Reddy Guest Star Kelly Tippens Nurse Linda Smith Guest Star Ann Marie Gideon Nurse Sylvie Pund Guest Star Melanie J. Newby Nurse Lora Day Guest Star Kendrick Cross Chief Medical Officer Ben Kothari Guest Star Mary Shaw Dr. Mary Bolton Guest Star Ian Covell Charles Simm Guest Star Andrew Hunter Radiologist Grayson Dees Guest Star John Forbes Dr. Wilson Guest Star Rico Paris Enrique Diaz Guest Star Adrienne Whitney Papp Melanie Thoms Guest Star Justin Calalay Paramedic Fred Tanner Guest Star Devon Hales Lisa Logan Guest Star Ethan Corn Heli-medic John Akerman Guest Star Nicole Sellars Connie Klein Guest Star Antoine Fuqua Executive Producer Amy Holden Jones Executive Producer David Boorstein Executive Producer Oliver Obst Executive Producer Phillip Noyce Executive Producer Todd Harthan Executive Producer Rob Corn Executive Producer