Jorge "El Gato" Villanueva
Ving Rhames
Dr. Buck Tierney
Bill Irwin
Dr. Harding Hooten
Alfred Molina
Dr. Sydney Napur
Sarayu Blue
Dr. Tyler Wilson
Jamie Bamber
Dr. Tina Ridgeway
Jennifer Finnigan
Dr. Sung Park
Keong Sim
Dr. Michelle Robidaux
Emily Swallow
Fran Horowitz
Valerie Mahaffey
Guest Star
Mercedes Ruehl
Guest Star
Ioan Gruffudd
Guest Star
Anthony Heald
Guest Star
Reiley McClendon
Guest Star
Denzel Whitaker
Quinn McDaniels
Mason Cook
Guest Star
Cozi Zuehlsdorff
Guest Star
Hal Holbrook
Dr. Harry Johnson
CG Thomas
Guest Star
Eyal Podell
Guest Star
Jonathan Silverman
Guest Star
Lukas Behnken
Guest Star
Kenneth Mitchell