Pravidelné obsazení sezóny 4

1. 

   Tony Shalhoub

   Adrian Monk

2. 

   Ted Levine

   Leland Stottlemeyer

3. 

   Jason Gray-Stanford

   Randall Disher

4. 

   Traylor Howard

   Natalie Teeger

Hostující obsazení epizody 14

1. Jill Arrington

   TV Newswoman

2. 

   Tim Conlon

   Paul Crawford

3. 

   Tim Bagley

   Harold Krenshaw

4. 

   Hector Elizondo

   Dr. Neven Bell

5. 

   Jon Polito

   George Gionopolis

6. 

   Tamlyn Tomita

   Eileen Hill

7. 

   Kali Rocha

   Maria Scheter

8. 

   E.J. Callahan

   Al

9. 

   Ruben Bansie-Snellman

   Young Street Thug

10. 

    Keith Burke

    Sherriff

11. Michael O'Hara

    Foreman

12. Will C.

    Hot Dog Vendor

13. John Jason Bailey

    Construction Worker (uncredited)

14. Elizabeth Reynolds

    German Wife (uncredited)

Štáb 3