Temporadas normales 4

1. 

   David Duchovny

   Fox Mulder

2. 

   Gillian Anderson

   Dana Scully

3. 

   Robert Patrick

   John Doggett

4. 

   Annabeth Gish

   Monica Reyes

Estrellas invitadas 17

1. 

   Mitch Pileggi

   Walter Skinner

2. 

   Cary Elwes

   Brad Follmer

3. 

   Denis Forest

   Lone Man

4. 

   Neal McDonough

   Robert Comer

5. James Riker

   Baby William

6. Travis Riker

   Baby William

7. 

   Kerrie Keane

   Nurse

8. 

   McNally Sagal

   Overcoat Woman

9. 

   Christian Svensson

   Soldier #2

10. 

    Alan Dale

    Toothpick Man

11. 

    Jamie McShane

    Injured Soldier

12. 

    Kevin McCorkle

    Cult Man #2

13. Brad Kalas

    Cult Man

14. 

    James Pickens Jr.

    Alvin Kersh

15. 

    Bruce Harwood

    John Fitzgerald Byers

16. 

    Dean Haglund

    Richard 'Ringo' Langly

17. 

    Tom Braidwood

    Melvin Frohike

Equipo 3