Kate Walsh

Dr. Addison Forbes Montgomery, Dr. Addison Montgomery

Paul Adelstein

Dr. Cooper Freedman

KaDee Strickland

Dr. Charlotte King

Taye Diggs

Dr. Sam Bennett

Amy Brenneman

Dr. Violet Turner

Tim Daly

Dr. Pete Wilder

Brian Benben

Dr. Sheldon Wallace

Audra McDonald

Dr. Naomi Bennett

Caterina Scorsone

Dr. Amelia Shepherd

Christopher Lowell

William 'Dell' Parker

Benjamin Bratt

Dr. Jake Reilly

Griffin Gluck

Mason Warner

Scott Alan Smith

Therapist

Jack Bobo

Lucas, Lucas Wilder

Joey Bobo

Lucas, Lucas Wilder

A.J. Langer

Erica Warner

Michael Patrick Thornton

Dr. Gabriel Fife