Guest Stars Eric Dane as Dr. Mark Sloan Steven W. Bailey as Joe Chris O'Donnell as Finn Dandridge Diahann Carroll as Jane Burke Javier Grajeda as Jeffrey Hernandez Peter Paige as Benjamin O'Leary Richard Roundtree as Donald Burke Roxanne Hart as Dana Seabury Elizabeth Sampson as Ruth O'Leary Co Starring Maurice Irvin as Nurse Tyler Christian Brooke Blanchard as Jill the Paramedic Zibby Allen as Nurse Zibby Brandon Melgar as Harley Hernandez