Elenco Principal da Temporada 4

1. 

   Vincent D'Onofrio

   Robert Goren

2. 

   Kathryn Erbe

   Alexandra Eames

3. 

   Courtney B. Vance

   Ron Carver

4. 

   Jamey Sheridan

   James Deakins

Convidados Especiais 16

1. 

   Fisher Stevens

   Ray Garnett

2. 

   Leslie Hendrix

   Elizabeth Rodgers

3. 

   Francie Swift

   Nelda Carlson

4. 

   Tatum O'Neal

   Kelly Garnett

5. 

   Brian Haley

   Barry Carlson

6. 

   Lev Gorn

   Mr. Gregorian

7. 

   Donald Corren

   Dr. Nouriyani

8. Nina Zavarin

   Lusa Gregorian

9. 

   Stuart Burney

   Mort Weisinger

10. Michael Hayward-Jones

    Ruben Bendis

11. James Michael Farrell

    Detective Crenna

12. T.J. Meyers

    Ferry Employee

13. Ken Dashow

    Pete

14. 

    J.C. MacKenzie

    Lenny

15. 

    Cherelle Cargill

    Teller

16. Michael Sackler-Berner

    Radio Jock

Equipa técnica 4