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 Michael Hogan Dr. Albert Nolan Guest Star Patrick Walker Micah Stevens Guest Star Jessica Miesel Nurse Jessica Moore Guest Star Radek Lord Grayson Betournay Guest Star Carlos La Camara Andre Guest Star Ron Simons Otto Guest Star Paul Skye Lehrman Chet Aiken Guest Star Shanley Caswell Nora Mitchell 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