| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Graham Broadbent | Crew | Production | Executive Producer | 3 |
 Lucy Richer | Crew | Production | Executive Producer | 3 |
 Murray Gold | Crew | Sound | Music | 3 |
Peter Czernin | Crew | Production | Executive Producer | 3 |
Pia Di Ciaula | Crew | Editing | Editor | 3 |
 Russell T Davies | Crew | Production | Executive Producer, Writer, Creator | 3 |
 Stephen Frears | Crew | Production | Executive Producer, Director | 3 |
Diarmuid McKeown | Crew | Production | Executive Producer | 3 |
 John Preston | Crew | Writing | Novel, Creator | 3 |
 Danny Cohen | Crew | Camera | Director of Photography | 3 |
Dan Winch | Crew | Production | Producer | 3 |
Dominic Treadwell-Collins | Crew | Production | Executive Producer | 3 |
Fiona Matthews | Crew | Costume & Make-Up | Daily Makeup & Hair | 1 |
 Adrian Scarborough | Cast | Actor | George Carman QC | 1 |
 Alex Jennings | Cast | Actor | Peter Bessell | 3 |
 Anthony O'Donnell | Cast | Actor | Leo Abse | 1 |
 Ben Moor | Cast | Actor | BBC Radio Interviewer | 1 |
 Ben Whishaw | Cast | Actor | Norman Scott | 3 |
 Charlotte Lucas | Cast | Actress | Janet Lawrence | 1 |
 David Bamber | Cast | Actor | Lord Arran | 3 |
 Don Gallagher | Cast | Actor | MALCOLM KERR | 1 |
 Eve Myles | Cast | Actress | Gwen Parry-Jones | 1 |
 Flora Montgomery | Cast | Actress | Diane Kelly | 2 |
 Hugh Grant | Cast | Actor | Jeremy Thorpe | 3 |
 Jason Watkins | Cast | Actor | Emlyn Hooson | 3 |
 John Bett | Cast | Actor | Lord Kilmuir | 1 |
 Jonathan Hyde | Cast | Actor | David Napley | 3 |
 Joshua Richards | Cast | Actor | Manchester Policeman | 1 |
 Michael Culkin | Cast | Actor | Reginald Maudling | 1 |
 Michele Dotrice | Cast | Actress | Edna Friendship | 2 |
 Monica Dolan | Cast | Actress | Marion Thorpe | 3 |
 Nicholas Blane | Cast | Actor | Norman Van De Vater | 1 |
Nick Malinowski | Cast | Actor | Returning Officer | 2 |
 Nigel Hastings | Cast | Actor | Stable Owner | 1 |
 Patricia Hodge | Cast | Actress | Ursula Thorpe | 3 |
 Patrick Marber | Cast | Actor | Peter Taylor QC | 1 |
 Rhys Parry Jones | Cast | Actor | John Le Mesurier | 2 |
 Steffan Rhodri | Cast | Actor | DCS Michael Challes | 1 |
 Brett Allen | Cast | Actor | Anthony Johnson | 1 |
 Daniel Weyman | Cast | Actor | BBC TV Reporter | 1 |
 Dyfan Dwyfor | Cast | Actor | George Deakin | 2 |
Nicola Goodchild | Cast | Actress | New Returning Officer | 1 |
 Paul Hilton | Cast | Actor | David Holmes | 2 |
 Rhys Meredith | Cast | Actor | Gareth Williams | 1 |
 Alice Orr-Ewing | Cast | Actress | Caroline Allpass | 1 |
 Blake Harrison | Cast | Actor | Andrew 'Gino' Newton | 2 |
 Chris Grahamson | Cast | Actor | Minehead Constable | 1 |
 Morgan Watkins | Cast | Actor | Mike Steele | 2 |
 Naomi Battrick | Cast | Actress | Diana Stainton | 3 |
 Pablo Raybould | Cast | Actor | Auctioneer | 1 |
 Chris Ashby | Cast | Actor | Messenger | 1 |
 Fisayo Akinade | Cast | Actor | Clive Otunde | 1 |
 Susan Wooldridge | Cast | Actress | Countess of Arran | 1 |
 Marianne Oldham | Cast | Actress | Stella Levy | 2 |
 Patrick Barlow | Cast | Actor | Capt Myers | 1 |
 Tim Chipping | Cast | Actor | Prison Guard | 1 |
 Shyko Amos | Cast | Actress | Bronte Bisama | 1 |
 Daryl McCormack | Cast | Actor | Luke Mackenzie | 1 |
 Anthony Kaye | Cast | Actor | Tall man | 1 |
Peter F. Gardiner | Cast | Actor | David Steel | 1 |
 Tim Hudson | Cast | Actor | Ted Lethaby | 1 |
 Michelle Fox | Cast | Actress | Lyn | 1 |
Caleb Roberts | Cast | Daniel Badwah | 2 | |
 Jasmyn Banks | Cast | Actress | Bridget | 1 |
 Arabella Neale | Cast | Jeremy's Secretary | 2 | |
Zina Badran | Cast | Clerk of the Court | 1 | |
 Dannie Pye | Cast | Actor | Blonde man | 1 |
Paul Sloss | Cast | Actor | Stuart Kuttner | 1 |
 Robert Ryan | Cast | Actor | Political Supporter | 2 |
Lucy Briggs-Owen | Cast | Actress | Sue Scott | 1 |
| Person | Type | Job | Role(s) | Episodes |
