Kate Walsh Dr. Addison Montgomery Actor Benjamin Bratt Dr. Jake Reilly Actor Kadee Strickland Dr. Charlotte King Actor Paul Adelstein Dr. Cooper Freedman Actor Brian Benben Dr. Sheldon Wallace Actor Caterina Scorsone Dr. Amelia Shepherd Actor Griffin Gluck Mason Warner Actor Taye Diggs Dr. Sam Bennett Actor Amy Brenneman Dr. Violet Turner Actor Tim Daly Dr. Pete Wilder Actor Audra McDonald Dr. Naomi Bennett Actor Christopher Lowell William "Dell" Parker Actor Shonda Rhimes Executive Producer Betsy Beers Executive Producer Mark Gordon Executive Producer Mark Tinker Executive Producer Craig Turk Executive Producer Steve Blackman Executive Producer