Special Guest Stars Jeffrey Dean Morgan as Denny Duquette Tyne Daly as Carolyn Shepherd Guest Stars Kevin McKidd as Dr. Owen Hunt Jessica Capshaw as Dr. Arizona Robbins Brandon Scott as Intern Ryan Melissa George as Sadie Harris Eric Stoltz as William Dunn Samantha Mathis as Melinda Prescott Ernie Grunwald as Gary Rubin Jason Kravits as Chuck Rubin Co Starring Mark Saul as Dr. Steve Mostow Molly Kidder as Dr. Megan Nowland Gloria Garayua as Dr. Graciella Guzman Candice Afia as Intern Laura Aaron Refvem as Jackson Prescott