Grey's Anatomy — Season 3 cast

24 credited this season, ordered by appearances. Full series cast

Ellen Pompeo25 eps
Ellen Pompeoas Meredith Grey
Chandra Wilson25 eps
Chandra Wilsonas Miranda Bailey
Sandra Oh25 eps
Sandra Ohas Cristina Yang
Justin Chambers25 eps
Justin Chambersas Alex Karev
James Pickens Jr.25 eps
James Pickens Jr.as Richard Webber
Patrick Dempsey25 eps
Patrick Dempseyas Derek Shepherd
Katherine Heigl25 eps
Katherine Heiglas Izzie Stevens
Sara Ramirez25 eps
Sara Ramirezas Callie Torres
Eric Dane25 eps
Eric Daneas Mark Sloan
T. R. Knight25 eps
T. R. Knightas George O'Malley
Isaiah Washington25 eps
Isaiah Washingtonas Preston Burke
Kate Walsh25 eps
Kate Walshas Addison Montgomery
Elizabeth Reaser11 eps
Elizabeth Reaseras Rebecca Pope
Steven W. Bailey10 eps
Steven W. Baileyas Joe
Moe Irvin7 eps
Moe Irvinas Nurse Tyler Christian
Kate Burton7 eps
Kate Burtonas Ellis Grey
Jeff Perry6 eps
Jeff Perryas Thatcher Grey
George Dzundza6 eps
George Dzundzaas Harold O'Malley
Kate Anthony5 eps
Kate Anthonyas Nurse Kate
Kali Rocha5 eps
Kali Rochaas Sydney Heron
Mare Winningham5 eps
Mare Winninghamas Susan Grey
Diahann Carroll4 eps
Diahann Carrollas Jane Burke
Chris O'Donnell4 eps
Chris O'Donnellas Finn Dandridge
Loretta Devine4 eps
Loretta Devineas Adele Webber

Crew

Peter HortonPeter HortonExecutive Producer25 epsBetsy BeersBetsy BeersExecutive Producer25 epsMark GordonMark GordonExecutive Producer25 epsKrista VernoffExecutive Producer25 epsShonda RhimesShonda RhimesExecutive Producer25 epsMarti NoxonMarti NoxonExecutive Producer14 epsShonda RhimesShonda RhimesWriter6 epsMichael GrossmanMichael GrossmanDirector3 epsRob CornDirector3 epsJeff MelmanJeff MelmanDirector3 epsKrista VernoffWriter3 epsAllan HeinbergWriter3 eps