- as Adrian Monk
- as Sharona Fleming
- as Karen Stottlemeyer
- as Dennis Gammill
- as Mayor Rudner
- as Miles Hollings
- as Hiram Hollings
- as Opal
- as Caucasian Nurse
- as Gravedigger
- as Captain Leland Stottlemeyer
- as Trudy Monk
- as Lt. Randall Disher
- as Old Man
- as Dr. Charles Kroger
- as Newly Arrived Old Man
- as Guard
- as Reporter
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Watch "Monk > Mr. Monk and the Very Very Old Man":