Matt Czuchry Dr. Conrad Hawkins Actor Bruce Greenwood Dr. Randolph Bell Actor Manish Dayal Dr. Devon Pravesh Actor Malcolm-Jamal Warner Dr. AJ Austin Actor Jane Leeves Dr. Kit Voss Actor Jessica Lucas Billie Sutton Actor Anuja Joshi Dr. Leela Devi Actor Kaley Ronayne Dr. Cade Sullivan Actor Andrew McCarthy Dr. Ian Sullivan Actor Tasso Feldman Dr. Irving Feldman Guest Star Jessica Miesel Nurse Jessica Moore Guest Star Denitra Isler Nurse Ellen Hundley Guest Star Remington Evans Gigi Hawkins Guest Star Aneesha Joshi Padma Devi Guest Star Lana Young Dr. Mary Osder Guest Star Bob Fisher Ambulance Driver Guest Star Candy McLellan Ciara Bullock Guest Star Allie McMulloch Dr. Gabbi Johnson Guest Star Sunshine Bartell-Gbur Nurse Sunshine Guest Star Joseph Yost Shadow Man 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