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 Jenna Dewan Julian Booth Guest Star Julianna Gull Jessie Nevin Guest Star Michael Hogan Dr. Albert Nolan Guest Star Patrick Walker Micah Stevens Guest Star Miles Gaston Villanueva Dr. Alec Shaw Guest Star Corbin Bernsen Kyle Nevin Guest Star Christopher B. Duncan Brett Slater Guest Star Genneya Walton Valerie 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