- Andy Linden - Mr. Sibley
- Steven Waddington - Forrester
- Frances Grey - Mary Pace
- Finlay Robertson - Peter Pace
- Jeremy Swift - William Grove
- Julie Hale - Mrs. Browning
- Teresa Churcher - Mrs. Tarling
- Mark Tandy - Dr. Herring
- Martin Wimbush - Obstetrician
- Vicki Liddelle - Eliza Radnell
- Tristan Sturrock - Thomas Rawlings
- Nicholas Day - John Julius Angerstein
- Joel Gillman - Renwick Williams
- Jessica Raine - Ann Porter
- Richard Lumsden - Surgeon Tomkins
- John Warnaby - Crespigny
- Michael Feast - Judge Varley
- Alexia Traverse-Healy - Phebe
- Barbara Rafferty - Katherine Stanton
- Joshua Jenkins - Dan
- Peter McCabe - Sam Steele
- James Bradshaw - Edgar Cole
- Kate Dickie - Mary Hamer
- Paul Hilton - Joseph Hamer
- Oliver Boot - Charles Lynam
- Mathew Zajac - Dowling
- Gilly Gilchrist - Gurney
- Anthony Strachan - Oakes
- Jonathan Watson - Thoroughgood
- Steven McNicoll - Constable Yardley
- Charlene Boyd - Annie Christie
- Victoria Balnaves - Mary Christie
- Stephen Boxer - Lord Melville
- Stephen Boxer - Viscount Melville
- Danny Sapani - Gustavas Vassa
- Colin Tierney - James Kelsall
- Jasper Britton - Captain Collingwood
- Tony Maudsley - Robert Stubbs
- Anton Lesser - John Farmer
- Matthew McNulty - David Jasker
- Liz White - Isabella Jasker
- Andrew Scott - Captain Robert Jones
- Florence Bell - Phebe Harris
- Rachel Pickup - Maria Reader
- Simon Dutton - Earl of Sandwich
- David Robb - Cooke
- Phil McKee - Charles Smith
- Brian Pettifer - Robert Boycott
- Ron Cook - Captain Baillie
- Elaine MacKenzie Ellis - Mrs. Cumberland
- Ian Dunn - Land Steward
- Emma Davies - Lady Elisabeth Fox
- Hayley Carmichael - Alice Whiley
- Leon Vickers - John Davis
- Samuel West - Thomas Erskine
- Billy Mack - George Donkin
- Mark Letheren - James Hadfield
- Tim Steed - Duke of York
- Sian Brooke - Ann Hadfield
- Olivia Grant - Lady Henrietta Armistead
- Gavin Kean - Vincent
- Clive Russell - Alexander Creighton
- Harry Melling - George Pinnock
- Derek Riddell - Matthew Bambridge
- Nora-Jane Noone - Catherine Quinn
- Mark Prendergast - Southouse's Doctor
- David Verrey - Thomas Capel
- Sasha Frost - Luisa Calderon
- Zubin Varla - Vallot
- Patrick Baladi - General Picton
- Ron Donachie - Sir Alexander Lamb
- Will Keen - Fullerton
- Nyasha Hatendi - Hubert Nicholson
- Christopher Staines - Thomas Davy
- Richard Cordery - Sir Sampson Wright
- Sophie Rundle - Miss Casson
- Glenna Morrison - Mrs. Jacob
- Cal MacAninch - Richard Lucas
- Blake Ritson - Charles Fox
- Robin Laing - Westminster Clerk
- Robin Pearce - Edmund Curll
- Jordan Young - Joshua Gilmore
Andy Linden interpreta a Mr. Sibley en la serie.
Teresa Churcher hace el papel de Mrs. Tarling.
Jeremy Swift interpreta a William Grove en la serie.
Andrew Buchan interpreta a William Garrow en la serie.
Alun Armstrong interpreta a John Southouse en la serie.
Lyndsey Marshal hace el papel de Lady Sarah Hill.
Rupert Graves hace el papel de Sir Arthur Hill.
Aidan McArdle interpreta a Silvester en la serie.
Michael Culkin interpreta a Judge Buller en la serie.
Capítulo disponible en las siguientes plataformas:
