- as Adrian Monk
- as Sharona Fleming
- as Trevor Howe
- as Agent Grooms
- as Ricky Babbage
- as Brian Babbage
- as Benjy Fleming
- as Nurse Stempel
- as Maria
- as Camole Swarma, Mailman
- as Amanda Babbage
- as Dwayne
- as Cabbie
- as Captain Leland Stottlemeyer
- as Lt. Randall Disher
- as Dr. Charles Kroger
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