- Stephen Fry - Piers Lonsdale
- Celia Imrie - Hilary
- John Sessions - Lord Penistone
- John Woodvine - Sir Malachi Jellicoe
- Serena Gordon - Victoria
- Trevor Laird - Lance Okum-Martin
- William Simons - Catchpole
- Angus MacInnes - Captain Hirsch
- Steffanie Pitt - Cyndy
- Neville Phillips - Headmaster
- John Fitzgerald Jay - Co-Pilot
- Chris Tummings - Police Sergeant
- Patrick Godfrey - Chief Whip
- Tim Stern - Cabbie
- John Ringham - Police Commander
- Noel Coleman - Judge
- Richard Ireson - Inspector Radford
- Amanda Walker - Mrs. Selway
- Paul Butterworth - Floor Manager
- Howard Lee - Patrolman
- George Phillips - Ambulanceman
- Nick Owen - Himself
- William Hootkins - Willoughby Guzzler
- Diana Weston - Edie Guzzler
- Hubert Rees - Goronwy Hopkins
- Joan Bakewell - Joan Bakewell
- Donald Nithsdale - Bishop
- Alan Starkey - Mayor
- Steve Nallon - Mrs Thatcher
- Steve Nallon - Mrs. Thatcher
- David Sutch - Screaming Lord Sutch
- David Simeon - PC Austin
- John Carlin - House of Commons Speaker
- Geoff Oldham - Conservative Minister
- Nick Stringer - Crippen
- Nick Stringer - Bob Crippen
- Vivien Heilbron - Beatrice Protheroe
- Isabelle Amyes - Lady Virginia
- Tara Moran - Young Conservative
- Rowena Cooper - Norman Bormann
- Peter Sallis - Sidney Bliss
- Charles Gray - Roland Gidleigh-Park
- Peter Martin - Vernon
- Suzette Llewellyn - Georgina
- Bernard Gallagher - Chief Whip
- Tamsin Heatley - Annalena
- Terence Hillyer - Larry
- John Nettleton - Sir Stephen Baxter
- Duncan Preston - Floor Manager
- Nicholas Parsons - Nicholas Parsons
- Roger Kitter - Roger Kitter
- Alan Downer - Minister
- Colin Wyatt - Stage Hand
- Charmian May - Game Show Producer
- Natasha Gray - Make Up Girl
- Erick Ray Evans - Hugo
- John Segal - Clive
- Peter Spraggon - Policeman at No 10
- David Stoll - Judge
- Arthur Cox - Ronald Barrett
- Paula Jacobs - Labour MP
- Debbie Killingback - Pamela
- Kim Benson - Agnes
- Peter Woods - Peter Woods
- William Merrow - Helmut Drucker
- Helen Lederer - Radio Presenter
- Victor Lucas - Mr. Speaker
- Victor Lucas - Mr Speaker
- Andy Serkis - Peter Moran
- Brigitte Kahn - Frau Kleist
- Brigitte Kahn - Ground Hostess
- Patricia Samuels - Protester
- Lou Hirsch - Houghton Mifflin
- Julianne White - Donna Nightingale
- Mac McDonald - Sheriff
- William Sleigh - Castro
- Leonie Mellinger - Clarissa
- Berwick Kaler - Geoff Dicquead
- Berwick Kaler - Jeffrey Dicquead
- Randal Herley - Mr. Mumford
- Dorothea Phillips - Mrs. Mumford
- Neil Daglish - Keith
- Heather Tobias - Woman in Church
- Matyelok Gibbs - Mrs. Bick
- Anthony Schaeffer - German Man
- Jerome Willis - Sir Wallis Austin QC
- James Saxon - Victor Crosby
- Benjamin Whitrow - Paddy O'Rourke
- Moray Watson - Professor Eugene Quail
- Tip Tipping - Mugger
- Tip Tipping - Sleeping MP
- Christa Ackroyd - Newsreader
- Shend - Youth
- David Doyle - Youth
- Dave Atkins - Liberal Democrat MP
- Terence Alexander - Sir Greville McDonald
- Terence Alexander - Sir Greville
- Anna Keaveney - Marcia Hornsby
- Michael Robbins - Mad Eddie
- Brenda Bruce - Beryl
- Penny Brownjohn - Betty Gammon
- Alan Ford - Police Inspector
- David Lloyd - Police Sergeant
- Ron Webster - House of Commons Policeman
- Martin Friend - House of Commons Speaker
- Graham Rigby - Old MP
- Nicholas Fry - Newsreader
- Maurice Roëves - Ken Price
- David Bamber - Julian Whitaker
- Sarah Neville - Stella Crossman
- Joanne Heywood - Cher Titley
- Kevin McNally - Colonel Gromyko
- Mark Kingston - Freddy Ogilvy
- Joanna Kanska - Ludmilla
- Benedick Blythe - Count Otto Von Munchweiller
- Elizabeth Banks - Nun
- Nicholas Colicos - Journalist
- Timothy Morand - Journalist
- David Cardy - Arturo
- Tom Chadbon - Dutch Commissioner
- John Bowe - Pietro Garibaldi
- Christopher Ryan - Ioannis Douvalopoulos
- David Calder - Le Cul
- Hans Meyer - Herr Wessel
- John Warnaby - TV Reporter
- John Warnaby - Political Editor
- Paul Bentall - Nicki Ceaucescu
- Peter Geeves - Reinhard
- Paul O'Grady - Marlene Dietrich
- Catherine Chevalier - Newscaster
- Yuri Klimov - Romanian Refugee
- John Challis - Gen. Giray
- Don Henderson - Brigadier Miljanic
- Trudy Weiss - Belinda Howell
- Vincent Grass - Claude Chagrin
- Sandy Walsh - Newsreader
- Robert Jezek - American
- David Reynolds
- Alan Hawkshaw
- Dave Whiteley
Andy Serkis interpreta a Peter Moran en la serie.
Maurice Roëves hace el papel de Ken Price.
Alan Ford interpreta a Police Inspector en la serie.
Kevin McNally hace el papel de Colonel Gromyko.
William Hootkins interpreta a Willoughby Guzzler en la serie.
Patrick Godfrey interpreta a Chief Whip en la serie.
Rik Mayall interpreta a Alan B'Stard en la serie.
Michael Troughton hace el papel de Piers Fletcher-Dervish.
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