pre-specified, in keeping with Rhimes' vision of diversity.^[4] The series' protagonist, Meredith Grey, is portrayed by Ellen Pompeo. Pompeo starred as the leading role in Moonlight Mile, which explains the significance of her being cast as Meredith.^[5] Meredith is assigned to work under Miranda Bailey the only character developed with a racial description in mind, who is portrayed by Chandra Wilson. On Wilson's addition to the cast Rhimes reported, "[Wilson] is exactly who Miranda is." The other interns working with Meredith under Bailey are along with Cristina Yang, George O'Malley, Izzie Stevens, and Alex Karev played by Sandra Oh, T.R. Knight, Katherine Heigl and Justin Chambers