Постійний склад сезону 4

1. 

   Kiefer Sutherland

   Jack Bauer

2. 

   Mary Lynn Rajskub

   Chloe O'Brian

3. 

   Kim Raver

   Audrey Raines

4. 

   James Morrison

   Bill Buchanan

Запрошені зірки 12

1. 

   Jude Ciccolella

   Mike Novick

2. 

   Jean Smart

   Martha Logan

3. 

   Louis Lombardi

   Edgar Stiles

4. 

   Roger Cross

   Curtis Manning

5. 

   Gregory Itzin

   President Charles Logan

6. 

   Glenn Morshower

   Aaron Pierce

7. 

   Julian Sands

   Vladimir Bierko

8. 

   Peter Weller

   Christopher Henderson

9. 

   Sean Astin

   Lynn McGill

10. 

    Nick Jameson

    President Yuri Suvarov

11. 

    Kathleen Gati

    Anya Suvarov

12. 

    Kathleen Gati

    John Stratton

Знімальна група 3