Dr. Meredith Grey - Ellen Pompeo Dr. Christina Yang - Sandra Oh Dr. Izzy Stevens - Katherine Heigl Dr. George O'Malley - T.R. Knight Dr. Alex Karev - Justin Chambers Dr. Miranda Bailey - Chandra Wilson Dr. Derek Shepherd - Patrick Dempsey Dr. Callie Torres - Sara Ramirez Dr. Mark Sloan - Eric Dane Dr. Addison Montgomery-Sherperd - Kate Walsh Joe - Steven W. Bailey Chief. Richard Webber - James Pickens Jr. Dr. Lexie Grey - Chyler Leigh Dr. Arizona Robbins - Jessica Capshaw Chief. Owen Hunt - Kevin McKidd Dr. Jackson Avery - Jesse Williams (II) Dr. April Kepner - Sarah Drew Dr. Erica Hahn - Brooke Smith Dr. Preston Burke - Isaiah Washington Dr. Teddy Altman - Kim Raver
Grey's Anatomy is a medical drama set at the fictional Seattle Grace Mercy West Hospital in Seattle. The series covers the stories of the interns and residents at the hospital as they try to balance their personal lives with the demands of their medical training. The main character is Meredith Grey, who is married to a neurosurgeon at the hospital .The show follows her life at the hospital in the surgical department run by Dr Richard Webber. It covers not only her relationship with her husband, but also with her best friend Cristina Yang and her interactions with the other doctors and staff.