Dr. Meredith Grey
Dr. Cristina Yang
Dr. Izzie Stevens
Dr. Alex Karev
Dr. George O'Malley
Dr. Miranda Bailey
Dr. Richard Webber
Dr. Addison Montgomery
Dr. Callie Torres
Dr. Mark Sloan
Dr. Preston Burke
Dr. Derek Shepherd
Harold O'Malley
Thatcher Grey
Louise O'Malley
Jerry O'Malley
Ronny O'Malley
Heather Douglas
Rhada Douglas
Olivia Harper
Lab Guy
NICO Nurse
Manager
Uncle Jim
Cousin Joe
Nurse Bokhee (uncredited)