Guest Stars Robert Maschio as Dr. Todd Quinlan Eliza Coupe as Dr. Denise "Jo" Mahoney Betsy Beutler as Katie Aziz Ansari as Ed Julia Campbell as Mrs. Fremont Co Starring Kevin Clash voices Elmo Caroll Spinney voices Oscar the Grouch Lak Rana as Another Intern Eric Jacobson voices Grover Stephanie D'Abruzzo voices A.M. Muppet (Ex Ray) David Goryl as Mr. Fremont
