Guest Stars Robert Maschio as Dr. Todd Quinlan Eliza Coupe as Dr. Denise "Jo" Mahoney Sonal Shah as Sunny Betsy Beutler as Katie Todd Bosley as Howie Lee Thompson Young as Derek Co Starring Deonte Gordon as Orderly Corena Chase as Robyn Jean St. James as Mrs. Powell Debra Fordham as Dr. Fordham Mark Ankeny as Mr. Swick Sara Van Horn as Mrs. Emmett Tim Moore as Mr. Gold