Season Regulars 6

1. 

   Peter Firth

   Harry Pearce

2. 

   Miranda Raison

   Jo Portman

3. 

   Hugh Simon

   Malcolm Wynn-Jones

4. 

   Rupert Penry-Jones

   Adam Carter

5. 

   Hermione Norris

   Ros Myers

6. 

   Raza Jaffrey

   Zafar Younis

Guest Stars 21

1. 

   Nicola Walker

   Ruth Evershed

2. 

   Anna Chancellor

   Juliet Shaw

3. 

   Alicya Eyo

   Raoula

4. 

   Gugu Mbatha-Raw

   Jenny

5. 

   Nicholas Jones

   Michael Collingwood

6. John Elmes

   Alan Taylor

7. 

   Roger Allam

   Paul Millington

8. 

   John Castle

   Jocelyn Myers

9. 

   Simon Woods

   Rowan

10. 

    Robert Glenister

    Home Secretary

11. James Dicker

    Wesley Carter

12. 

    Steve Nicolson

    Steve Jensen

13. Annita McVeigh

    Journalist

14. David Phelan

    Air Traffic Controller

15. 

    Shaheen Khan

    Ruby MacKenzie

16. John Dibble

    Walsh

17. Stuart Pendred

    Officer Lancashire

18. James Cash

    Conspirator

19. Mark Straker

    Manager

20. Lyndon Ogbourne

    Blogger

21. Xavier Anderson

    Armed Officer

Crew 3