Season Regulars 6

1. 

   Peter Firth

   Harry Pearce

2. 

   Nicola Walker

   Ruth Evershed

3. 

   Richard Armitage

   Lucas North

4. 

   Max Brown

   Dimitri Levendis

5. 

   Sophia Myles

   Beth Bailey

6. 

   Shazad Latif

   Tariq Masood

Guest Stars 13

1. 

   Simon Russell Beale

   Home Secretary

2. 

   Iain Glen

   Vaughan Edwards

3. 

   Laila Rouass

   Maya Lahan

4. 

   Nigel Lindsay

   Jacob Chapman

5. 

   Paul Herzberg

   James Vine

6. 

   Tom McKay

   Saul De Vries

7. Victor A Zaragoza Jr

   Hector Cordoba

8. 

   Steve Toussaint

   Felix Osuba

9. 

   James Faulkner

   Robert Westhouse

10. Joanne Howarth

    Rosemary Vine

11. Katy Barker

    Mrs. Westhouse

12. 

    Daniel Adegboyega

    Nigerian Operative

13. 

    Jack Sandle

    Ukrainian

Crew 5