Guest Stars Dana Daurey as Heather Tupperman Samaria Graham as Isabel "Izzy" Nunez Tom Cavanagh as Doug Boyce Ron Canada as Mr. McGruder Holmes Osborne as Marcus Weber Rachel True as Talia Weber Ryan Alosio as Jake Co Starring Stephanie Meade as Nurse Chea Courtney as Mary Chip Chinery as Pet Store Salesman Nancy Stephens as Dr. Blake Brett Stimely as Eric