- Hugh Bonneville
- Â Gregory Parton 6 episodes, 2008
- Julie Graham
- Â Gillian Magwilde 6 episodes, 2008
- Adrian Lester
- Â Ben Ergha 6 episodes, 2008
- Michael Maloney
- Â Daniel Mastiff 6 episodes, 2008
- Gugu Mbatha-Raw
- Â Viv Davis 6 episodes, 2008
- Frances Tomelty
- Â Karen Magwilde 4 episodes, 2008
- Vicky Hall
- Â Nurse Strong 2 episodes, 2008
- Carol Noakes
- Â Press / ... 2 episodes, 2008
- James D'Arcy
- Â Captain Roberts 1 episode, 2008
- Jonathan Aris
- Â Jeff Greenwood 1 episode, 2008
- Jeremy Bulloch
- Â Masked Man 1 episode, 2008
- Stewart Alexander
- Â King 1 episode, 2008
- John Cater
- Â Elderly Man 1 episode, 2008
- Justin Allder
- Â Aide 1 episode, 2008
- Burn Gorman
- Â Banks 1 episode, 2008
- Gemma Dyllen
- Â Sally 1 episode, 2008
- Alex Felton
- Â Arthur Hallam 1 episode, 2008
- Henrietta Bess
- Â Reporter 1 episode, 2008
- Scott M. Bourne
- Â Oban / ... 1 episode, 2008
- Annie Farr
- Â Mother 1 episode, 2008
- Dexter Fletcher
- Â Michael Gift 1 episode, 2008
- Duane Henry
- Â Anthony 1 episode, 2008
- Silas Carson
- Â Kahmil 1 episode, 2008
- Sally Dexter
- Â Gloria 1 episode, 2008
- Joe Grossi
- Â Monk 1 episode, 2008
- Giles Foreman
- Â Journalist 1 episode, 2008
- Adam James
- Â John 1 episode, 2008
- Leon Herbert
- Â Dr Adabankah 1 episode, 2008
- Anthony Green
- Â Marcus Quintanus 1 episode, 2008
- Grant Gillespie
- Â Lawyer 1 episode, 2008
- David Hounslow
- Â Supervisor 1 episode, 2008
- Telka Wilson
- Â Khanna 1 episode, 2008
- Oliver Jackson-Cohen
- Â Colm 1 episode, 2008
- William Hope
- Â Preston Lester 1 episode, 2008
- Darrell D'Silva
- Â Amwar 1 episode, 2008
- Shauna Macdonald
- Â Boudica 1 episode, 2008
- Patrick Monckeberg
- Â Gruber 1 episode, 2008
- Tobias Menzies
- Â Scott 1 episode, 2008
- Jay Villiers
- Â Cassius 1 episode, 2008
- Doreen Mantle
- Â Mary Cunley 1 episode, 2008
- Peter Sandys-Clarke
- Â Silverman 1 episode, 2008
- Akbar Kurtha
- Â Hisham 1 episode, 2008
- Sherif Eltayeb
- Â Ali 1 episode, 2008
- Tamzin Merchant
- Â Helena 1 episode, 2008
- David Oakes
- Â Alfred Lord Tennyson 1 episode, 2008
- Gabrielle Scharnitzky
- Â Dr Becker 1 episode, 2008
- Matt Rippy
- Â Jimmy Paul 1 episode, 2008
- Ian Porter
- Â George Washington 1 episode, 2008
- Daniel Naprous
- Â Jaques De Saint Omar 1 episode, 2008
- Philippe Smolikowski
- Â Monsieur Luc 1 episode, 2008
- Rick Warden
- Â Kevin 1 episode, 2008
- Paul Nicholls
- Â James 1 episode, 2008
- David Ryall
- Â Max Garris 1 episode, 2008
- William Tapley
- Â Joe 1 episode, 2008
- Sam Spiegel
- Â Henri 1 episode, 2008
- Nina Sosanya
- Â Rachel 1 episode, 2008
- Jane Thorne
- Â Nun 1 episode, 2008
- Eamonn Walker
- Â Senator Joy 1 episode, 2008
- Paul Rhys
- Â Edward Laygass 1 episode, 2008
- Trevor White
- Â Bobby 1 episode, 2008
- Benjamin Whitrow
- Â Mr Carr 1 episode, 2008
- Kevin Hudson
- Â Soldier (uncredited) 2 episodes, 2008
- Ben Allen
- Â Titus (uncredited) 1 episode, 2008
- Philippa Burt
- Â Professor (uncredited) 1 episode, 2008
- Hugh Holman
- Â Student (uncredited) 1 episode, 2008
- Matt Tyzack
- Â Graduate Student (uncredited) 1 episode, 2008
- Sam Graham
- Â Boy (uncredited) 1 episode, 2008
- Aaron Boardley
- Â Book Launch Guest (uncredited) 1 episode, 2008
- Sam Lawes
- Â Documentary Cameraman (uncredited) 1 episode, 2008
- Jason Collins
- Â Jack (uncredited) 1 episode, 2008