Matt Czuchry

as Dr. Conrad Hawkins

Manish Dayal

as Dr. Devon Pravesh

Bruce Greenwood

as Dr. Randolph Bell

Malcolm-Jamal Warner

as Dr. AJ Austin

Emily VanCamp

as Nicolette "Nic" Nevin

Jane Leeves

as Dr. Kitt Voss

Shaunette Renée Wilson

as Dr. Mina Okafor

Jessica Lucas

as Billie Sutton

Anuja Joshi

as Leela Devi

Glenn Morshower

as Marshall Winthrop