Kate Walsh Dr. Addison Montgomery Actor Tim Daly Dr. Pete Wilder Actor Audra McDonald Dr. Naomi Bennett Actor Paul Adelstein Dr. Cooper Freedman Actor Kadee Strickland Dr. Charlotte King Actor Brian Benben Dr. Sheldon Wallace Actor Caterina Scorsone Dr. Amelia Shepherd Actor Taye Diggs Dr. Sam Bennett Actor Amy Brenneman Dr. Violet Turner Actor Nicholas Brendon Lee McHenry Guest Star Blue Deckert Detective Joe Price Guest Star Heather Brooker Forensic Nurse Guest Star Chil Kong LAPD #1 Guest Star Joshua Wolf Coleman LAPD #2 Guest Star Lizzy Davis Nurse Guest Star Shonda Rhimes Executive Producer, Writer Betsy Beers Executive Producer Mark Gordon Executive Producer Mark Tinker Executive Producer Craig Turk Executive Producer Steve Blackman Executive Producer Allison Liddi-Brown Director