Ellen Pompeo Dr. Meredith Grey Actor Patrick Dempsey Dr. Derek Shepherd Actor Sandra Oh Dr. Cristina Yang 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 Kevin McKidd Owen Hunt Actor, Director Jessica Capshaw Arizona Robbins Actor Jesse Williams Jackson Avery Actor Sarah Drew April Kepner Actor Justin Bruening Guest Star Gaius Charles Guest Star Camilla Luddington Jo Wilson Guest Star Tina Majorino Guest Star Jerrika Hinton Guest Star Tessa Ferrer Guest Star Michael Buie Guest Star Charles Michael Davis Guest Star Nicole Rubio Guest Star Shonda Rhimes Executive Producer Mark Gordon Executive Producer Betsy Beers Executive Producer Krista Vernoff Executive Producer Rob Corn Executive Producer, Director Mark Wilding Executive Producer Allan Heinberg Executive Producer Stacy McKee Writer Austin Guzman Writer William Harper Writer Jeannine Renshaw Writer Zoanne Clack Writer Dan Bucatinsky Writer Tony Phelan Director Mark Jackson Director Bobby Roth Director Stephen Cragg Director