Peter finds himself dumbfounded when a mysterious malady afflicts his wife… she thinks she’s a dog!
| Actor | Role |
|---|---|
 Lee TergesenPeter | Peter |
 Heather MorganLucy | Lucy |
 Lisa KudrowDarla | Darla |
 Vincent D'OnofrioMalcolm | Malcolm |
 Hank AzariaSam | Sam |
 Mary Jo DeschanelBetty | Betty |
 Scott WilsonHarold | Harold |
 Aimee GrahamRebecca | Rebecca |
 Wade WilliamsTom | Tom |
| JJane ChungElderly Woman | Elderly Woman |
 Lydia LookReceptionist | Receptionist |
 Toshi TodaCustomer | Customer |
 Kim RobillardCar Parking Man | Car Parking Man |
 Mary Jo SmithWaitress | Waitress |
 Kim StauntonDr. Felcrest | Dr. Felcrest |
| AAndy DaleyManager | Manager |
| DDebra MagitSquatting Woman | Squatting Woman |
 Ted MichaelsMercedes Customer | Mercedes Customer |
| TTed ShredMan #1 | Man #1 |
 Jf PryorMan #2 | Man #2 |
| YYash DhillonClerk | Clerk |
 Ori PfefferThief Guy | Thief Guy |
 Dina PlatiasWaitress #2 | Waitress #2 |
 Fredric StoneDoctor | Doctor |