While Mark is anxious about Susan's return from her holiday, Doug and Carol ride along with the health mobile.
Quest roles:
Lily Mariye(Lily Jarvik), Yvette Freeman(Haleh Adams), Ellen Crawford(Lydia Wright), Abraham Benrubi(Jerry Markovic), Deezer D(Nurse Malik McGrath), Emily Wagner(Doris Pickman), John Aylward(Donald Anspaugh), Laura Ceron(Nurse Chuny Marquez), Lyn Alicia Henderson(Pamela Olbes), Lucy Rodriguez(Nurse Bjerke), Michael Beach(Al Boulet), Ernest Perry Jr.(Server), Omar Epps(Dr. Dennis Gant), Glenne Headly(Dr. Abby Keaton), Jorja Fox(Dr. Maggie Doyle), Gina Gallego(Instructor), Kirsten Dunst(Charlie Chiemingo), William Schallert(Mitchell Jennings), Clement Blake(Homeless Man), Gary Leroi Gray(Mummy Boy), Kayla Henry(Butterfly), Aishah Jennett(Witch girl), Kylie Erica Mar(Princess), Richardson Morse(Tin Man), Wilson Raiser(Frankenstein), Lauren Robinson(Tina Hargrove), Johnny Sanchez(Young Man), Wayne Terry(Patient), Patti Tippo(Debby, Prostitute), Oren Williams(Pirate Boy), Roz Witt(Saleswoman), Chris Edwards(William Litman), Joseph Tello(Skeleton)