Taye Diggs

役 Dr. Sam Bennett

Paul Adelstein

役 Dr. Cooper Freedman

Tim Daly

役 Dr. Pete Wilder

KaDee Strickland

役 Dr. Charlotte King

Kate Walsh

役 Dr. Addison Forbes Montgomery

Amy Brenneman

役 Dr. Violet Turner

Brian Benben

役 Dr. Sheldon Wallace

Audra McDonald

役 Dr. Naomi Bennett

Caterina Scorsone

役 Dr. Amelia Shepherd

Chris Lowell

役 William "Dell" Parker