Ellen Pompeo Dr. Meredith Grey Actor Patrick Dempsey Dr. Derek Shepherd Actor Sandra Oh Dr. Cristina Yang Actor Katherine Heigl Dr. Izzie Stevens Actor Justin Chambers Dr. Alex Karev Actor Chandra Wilson Dr. Miranda Bailey Actor, Director James Pickens Jr. Dr. Richard Webber Actor Sara Ramirez Dr. Callie Torres Actor Eric Dane Dr. Mark Sloan Actor Chyler Leigh Dr. Lexie Grey Actor Kevin McKidd Owen Hunt Actor Jessica Capshaw Dr. Arizona Robbins Actor Kim Raver Teddy Altman Guest Star Robert Baker Guest Star Sarah Drew Guest Star Mitch Pileggi Guest Star Leven Rambin Guest Star Jesse Williams Jackson Avery Guest Star Nora Zehetner Guest Star Mark Saul Guest Star Shonda Rhimes Executive Producer Mark Gordon Executive Producer Betsy Beers Executive Producer James D. Parriott Executive Producer Tony Phelan Writer, Director Krista Vernoff Writer Peter Nowalk Writer Stacy McKee Writer Debora Cahn Writer Allan Heinberg Writer Zoanne Clack Writer William Harper Writer Rob Corn Director Joan Rater Writer Stephen Cragg Director Ed Ornelas Director Bill D'Elia Director Jeannot Szwarc Director