Characters played by Steven W. Bailey
Narrator
Characters played by Katherine Heigl
Dr. Izzie Stevens
Characters played by Kate Walsh
Dr. Addison Montgomery-Shepherd
Characters played by Justin Chambers
Dr. Alex Karev
Characters played by Patrick Dempsey
Dr. Derek Shepherd
Characters played by T.R. Knight
Dr. George O'Malley
Characters played by Sandra Oh
Dr. Cristina Yang
Characters played by James Pickens Jr.
Dr. Richard Webber
Characters played by Ellen Pompeo
Dr. Meredith Grey
Characters played by Isaiah Washington
Dr. Preston Burke
Characters played by Chandra Wilson
Dr. Miranda Bailey