Guest Stars Caterina Scorsone as Dr. Amelia Shepherd Michael Patrick Thornton as Dr. Gabriel Fife Geffri Maya as Maya Bennett James Morrison as William White Amy Aquino as Claire Sarah Hagan as Kim Walters Timothy Bottoms as Irwin Larry Clarke as George Walters Co Starring Jeff Skier as Paramedic #1 David Grant Wright as Troy Micah May as ER Doctor #1 JoAnn Willette as Kim's Mother Shelley Pack as ER Doctor #2