- Paul Eddington
- Â James Hacker 16 episodes, 1986-1988
- Nigel Hawthorne
- Â Sir Humphrey Appleby 16 episodes, 1986-1988
- Derek Fowlds
- Â Bernard Woolley 16 episodes, 1986-1988
- Diana Hoddinott
- Â Annie Hacker 8 episodes, 1986-1988
- Deborah Norton
- Â Dorothy Wainwright 6 episodes, 1986-1988
- John Nettleton
- Â Sir Arnold Robinson 5 episodes, 1986-1988
- Peter Cellier
- Â Sir Frank Gordon, Permanent Secretary of the Treasury 4 episodes, 1986-1987
- Miranda Forbes
- Â Eileen Glosap / ... 4 episodes, 1986-1988
- Frederick Treves
- Â Chief of Defence Staff / ... 2 episodes, 1986-1987
- Antony Carrick
- Â Bill Pritchard 2 episodes, 1987-1988
- Barry Stanton
- Â Malcolm Warren - Press Office / ... 2 episodes, 1986
- Donald Pickering
- Â Sir Richard Wharton 2 episodes, 1986
- Peter Cartwright
- Â Chief Whip / ... 2 episodes, 1987-1988
- Clive Francis
- Â Luke 1 episode, 1986
- Frank Middlemass
- Â The Master of Ballie College 1 episode, 1986
- Michael Aldridge
- Â Geoffrey - Director General MI5 1 episode, 1986
- John Wells
- Â Godfrey - TV Producer 1 episode, 1986
- John Barron
- Â Sir Ian Whitworth - DHSS Secretary 1 episode, 1986
- Richard Vernon
- Â Sir Desmond Glazebrook 1 episode, 1987
- Gwen Taylor
- Â Agnes Moorhouse 1 episode, 1988
- John Bird
- Â Simon Monk 1 episode, 1988
- Ludovic Kennedy
- Â Ludovic Kennedy 1 episode, 1988
- Clive Merrison
- Â Dr. Peter Thorn - Minister of State at the DHSS 1 episode, 1986
- Oscar Quitak
- Â Chief Scientific Advisor 1 episode, 1986
- Ronald Hines
- Â Ronny - Foreign Secretary 1 episode, 1986
- William Fox
- Â The Bursar of Ballie College 1 episode, 1986
- Michael Byrne
- Â Stanley Dudley, Employment Secretary 1 episode, 1987
- Christopher Benjamin
- Â French Ambassador 1 episode, 1987
- Jeffry Wickham
- Â Solicitor General 1 episode, 1987
- Geoffrey Drew
- Â Radio 3 Producer 1 episode, 1988
- Ronnie Stevens
- Â Peter Harding 1 episode, 1986
- John Normington
- Â Sir Norman Block 1 episode, 1986
- Brian Gwaspari
- Â David - Permanent Secretary, Department of Employment 1 episode, 1986
- Victor Winding
- Â Policeman 1 episode, 1986
- Denis Lill
- Â Derek Burnham 1 episode, 1987
- Nicholas Courtney
- Â Police Commissioner 1 episode, 1987
- David de Keyser
- Â Israeli Ambassador 1 episode, 1986
- Bill Wallis
- Â Leslie Potts - Minister for Sport 1 episode, 1986
- Carolyn Lyster
- Â Makeup Artist 1 episode, 1986
- Robert East
- Â Peter Gascoigne 1 episode, 1987
- Louis Mahoney
- Â Burandan High Commissioner 1 episode, 1987
- Tom Bowles
- Â Reporter 1 episode, 1987
- Jonathan Stephens
- Â Security 1 episode, 1986
- Brian Hawksley
- Â Gerald - Chairman British Tobacco Group 1 episode, 1986
- Martin Muncaster
- Â Newscaster 1 episode, 1986
- David Glover
- Â Cabinet Member 1 episode, 1987
- Sadie Hamilton
- Â Reporter 1 episode, 1987
- Mansel David
- Â Graham French 1 episode, 1987
- Jonathan Adams
- Â Professor Marriott 1 episode, 1988
- Geoffrey Beevers
- Â Arts Minister 1 episode, 1988
- Jerome Willis
- Â Neil, The Party Chairman 1 episode, 1988
- Jamie Newall
- Â Reporter 1 episode, 1987
- Alan Downer
- Â French President 1 episode, 1987
- David Conville
- Â Cabinet Member 1 episode, 1987
- Martin Milman
- Â Party Guest 1 episode, 1988
- Bill Bailey
- Â US Vice-President 1 episode, 1987
- Philip Anthony
- Â Cabinet Member 1 episode, 1987
- Michael Shallard
- Â Reporter 1 episode, 1987
- Myfanwy Talog
- Â Party Guest 1 episode, 1988
- Raymond Brody
- Â Arab Delegate 1 episode, 1987
- Philip Blaine
- Â Cabinet Member 1 episode, 1987
- David Rose
- Â Party Guest 1 episode, 1988
- David King
- Â Soviet Ambassador 1 episode, 1987
- Geoffrey Cousins
- Â Cabinet Member 1 episode, 1987
- William Lawford
- Â UNESCO Representative 1 episode, 1987
- Hilary Field
- Â Cabinet Member 1 episode, 1987
- Kevin O'Brien
- Â Security Man (uncredited) 1 episode, 1986
- Sue Lawley
- Â Sue Lawley, TV News (uncredited) 1 episode, 1986
- Lew Hooper
- Â Committee Member (uncredited) 1 episode, 1986
- Oscar Peck
- Â Reporter (uncredited) 1 episode, 1987
- Guy Standeven
- Â Master of Ceremonies (uncredited) 1 episode, 1988
