- Michael Cochrane
- Â Lt. Charles Gaylion / ... 26 episodes, 1976-1978
- Tim Woodward
- Â Sgt. Alan Farmer / ... 24 episodes, 1976-1978
- Nicholas Jones
- Â Captain Owen Triggers / ... 24 episodes, 1976-1978
- David Troughton
- Â Lt. Richard Bravington / ... 19 episodes, 1976-1978
- Sarah Porter
- Â Lorna Collins 18 episodes, 1976-1978
- Roger Elliott
- Â Sgt. Mills / ... 18 episodes, 1977-1978
- Anne Kristen
- Â Molly Farmer 16 episodes, 1976-1978
- John Hallam
- Â Harry Farmer 11 episodes, 1976-1978
- Reg Lye
- Â Tom 10 episodes, 1976-1978
- Michael Jayes
- Â Lt. Michael Starling / ... 9 episodes, 1976-1978
- Alfred Bell
- Â Arthur Rudkin 5 episodes, 1977
- Simon Fisher-Turner
- Â 2nd Lt. James Favell 5 episodes, 1977
- Richard Wren
- Â Lieutenant Stein 5 episodes, 1978
- Celia Bannerman
- Â Kate Gaylion / ... 4 episodes, 1976-1977
- Paul Chapman
- Â Major Lancing 4 episodes, 1978
- David Sibley
- Â Corporal Morgan 4 episodes, 1977
- Richard Mayes
- Â The General 3 episodes, 1978
- Jeremy Child
- Â Lt. Peter Conrad 3 episodes, 1977
- Daniel Hill
- Â Leutnant Koch / ... 3 episodes, 1978
- John Dryden
- Â Corporal Harris / ... 3 episodes, 1978
- David Landberg
- Â Airman Vincent / ... 3 episodes, 1978
- Donald Pickering
- Â Brigadier-General Gaylion / ... 2 episodes, 1977-1978
- Sally Home
- Â Hon. Evelyn Gaylion / ... 2 episodes, 1977-1978
- David Firth
- Â Capt. Dornish / ... 2 episodes, 1977
- Julia Carey
- Â Kate Gaylion 2 episodes, 1978
- Kevin Brennan
- Â Levin 2 episodes, 1977-1978
- David Pugh
- Â Corporal Jones / ... 2 episodes, 1977
- Richard Reeves
- Â Richard Hollis 2 episodes, 1977
- Richard Corbet
- Â Corporal Wallace / ... 2 episodes, 1978
- Jamie Foreman
- Â Airman Bates 2 episodes, 1978
- Philip York
- Â Adjutant / ... 2 episodes, 1977
- Sean Clarke
- Â 2nd A / ... 2 episodes, 1977
- Jane Lapotaire
- Â Anne Boissier 1 episode, 1978
- Bob Sherman
- Â Leroy Schultz 1 episode, 1978
- Sam Dastor
- Â Capitaine Pierre Boucharlat 1 episode, 1978
- Derek Waring
- Â Major Peter Brownlow 1 episode, 1978
- David Robb
- Â Major Biggins 1 episode, 1977
- Terrence Hardiman
- Â Major Lanchester 1 episode, 1977
- Edward Hardwicke
- Â Colonel Ross 1 episode, 1978
- Ferdy Mayne
- Â Paul Savonnard 1 episode, 1978
- Osmund Bullock
- Â 2nd Lt. Richard Westerly 1 episode, 1978
- Bryan Pringle
- Â Lofty Woodbridge 1 episode, 1978
- Rhoda Lewis
- Â Mrs. Collins 1 episode, 1978
- Daniel Moynihan
- Â Hawkins 1 episode, 1978
- Harry Brooks Jr.
- Â Prussian Officer 1 episode, 1978
- Andrew C. Wadsworth
- Â Lt. John Towy-Jones 1 episode, 1978
- Hannah Norbert
- Â Madame Temonier 1 episode, 1978
- Martin Jacobs
- Â Lt. Clarke 1 episode, 1977
- Bruce White
- Â Sergeant MacIver 1 episode, 1977
- Benjamin Whitrow
- Â Major Anson 1 episode, 1978
- David McAlister
- Â First Officer 1 episode, 1978
- Yolande Palfrey
- Â Marie-Helene 1 episode, 1978
- Raymond Llewellyn
- Â Coffin Price 1 episode, 1978
- Paul Bacon
- Â Secretary of State 1 episode, 1978
- Jürgen Andersen
- Â Court President 1 episode, 1978
- Anthony Andrews
- Â Lt. Walker 1 episode, 1977
- Anthony Higgins
- Â Lt. Wollerton 1 episode, 1977
- Christian Rodska
- Â Corporal Roberts 1 episode, 1977
- Jonathan Newth
- Â Major General Wilkinson 1 episode, 1977
- David King
- Â Sir John Hollis 1 episode, 1977
- Graham Wyles
- Â Pearson 1 episode, 1977
- Kenneth Garner
- Â Werner Gotsch 1 episode, 1977
- Allan Surtees
- Â Gould 1 episode, 1978
- Peter Craze
- Â Defending Officer 1 episode, 1978
- Richard Coleman
- Â Samuel Triggers 1 episode, 1978
- John Line
- Â Colonel Smith 1 episode, 1978
- Robert Ricards
- Â Second Officer 1 episode, 1978
- Tim Pigott-Smith
- Â Major Cashman 1 episode, 1977
- Allan Corduner
- Â Harris 1 episode, 1977
- Graham Seed
- Â Major Chatwin 1 episode, 1977
- Gabor Vernon
- Â Mr. Woods 1 episode, 1977
- Pamela Duncan
- Â Nurse 1 episode, 1977
- Adam Richardson
- Â Hatton 1 episode, 1977
- Eamonn Howard
- Â Desmond O'Neill 1 episode, 1977
- Jeremy Wallis
- Â Ernst Lubitsch 1 episode, 1977
- Patrick Malahide
- Â Prosecuting Officer 1 episode, 1978
- Del Henney
- Â Sgt. Hollywake 1 episode, 1978
- Tim Barlow
- Â German General 1 episode, 1978
- David Beames
- Â Jackson 1 episode, 1978
- Don McKillop
- Â Cpl. Edwards 1 episode, 1978
- Arnold Peters
- Â Colonel Forbes 1 episode, 1978
- Chris Sanders
- Â Sgt. Platt 1 episode, 1978
- Gerald Cox
- Â Airman Scott 1 episode, 1978
- Michael Halsey
- Â Ted Allsop 1 episode, 1977
- Richard Morant
- Â Capt. Carey 1 episode, 1977
- Brian Anthony
- Â 2nd Lt. Palmer 1 episode, 1977
- Ian Oliver
- Â Sgt. Jock Guthrie 1 episode, 1977
- Anthony Langdon
- Â RSM Butcher 1 episode, 1977
- Michael Dyerball
- Â Sgt. Merrigold 1 episode, 1977
- Timothy Vaughan-Hughes
- Â Perry Allsop 1 episode, 1977
- Lesley Manville
- Â Francoise 1 episode, 1978
- Simon Cadell
- Â Major Colin McAdam 1 episode, 1978
- André Maranne
-  Curé 1 episode, 1978
- Syd Ralph
- Â Nurse 1 episode, 1978
- Dougal Rose
- Â Cpl. Robinson / ... 1 episode, 1978
- Robin Halstead
- Â Major Andrews 1 episode, 1977
- Jean Rimmer
- Â Mrs. Bates 1 episode, 1977
- Richard Steele
- Â Len Dickenson 1 episode, 1977
- Anita Finch
- Â Jane Crichton 1 episode, 1977
- Roger Tallon
- Â Mess Orderly 1 episode, 1977
- Kenneth Midwood
- Â Reverend Simpson 1 episode, 1977
- Paul Williamson
- Â Colonel Holdsworth 1 episode, 1978
- Stephen Riddle
- Â 2nd Lt. Julian Cornblow 1 episode, 1978
- Bartlett Mullins
- Â French Labourer 1 episode, 1978
- Oliver Bradshaw
- Â Father 1 episode, 1978
- Jill Shakespeare
- Â Marie 1 episode, 1978
- Ronald Forfar
- Â Major Baker 1 episode, 1977
- Tom Kelly
- Â Youngest Subaltern 1 episode, 1977
- Charles Rogers
- Â New Pilot 1 episode, 1977
- Helen Shields
- Â Pianist 1 episode, 1977
- Jean Driant
- Â Mechanic 1 episode, 1978
- David Elman
- Â Wounded Airman 1 episode, 1978
- Christopher Reeks
- Â Airman Wilkins 1 episode, 1978
- Gary McDermott
- Â Military Policeman 1 episode, 1977
- Roger Pope
- Â Rigger 1 episode, 1977
- Muguette De Braie
- Â Concierge 1 episode, 1977
- Andrew Mussell
- Â Guard Commander 1 episode, 1977
- Richard Willis
- Â Airman Hawkes 1 episode, 1978
- Dennis Edwards
- Â Interpreter 1 episode, 1978
- Keith Smith
- Â Railway Transport Officer 1 episode, 1977
- Roger Hume
- Â Reverend Davies 1 episode, 1977
- Will Stampe
- Â Stationmaster 1 episode, 1977
- Suzanne Fleuret
- Â Madame in Bistro 1 episode, 1977
- Sylvaine Charlet
- Â Simone 1 episode, 1977
- Geoffrey Cousins
- Â Padre 1 episode, 1977
- Nickola Sterne
- Â Housekeeper 1 episode, 1978
- Graham Weston
- Â CSM 1 episode, 1977
- Paul Lavers
- Â Infantry Major 1 episode, 1977
- Roy Sampson
- Â Sentry 1 episode, 1977
- William Ashley
- Â Proprietor in Bistro 1 episode, 1977
- Michael Ames
- Â Tea Orderly 1 episode, 1977
- Kevin Annand
- Â Boy in Village 1 episode, 1977
- John Sanderson
- Â Private 1 episode, 1977
- Anthony Barnett
- Â Able Seaman 1 episode, 1977
- Steven Butler
- Â Corporal 1 episode, 1977
- Ron Meadows
- Â Tony Snow 1 episode, 1978
- Jon Rumney
- Â Lucas 1 episode, 1978
- Alan Chuntz
- Â Engineer (uncredited) 9 episodes, 1977-1978
- Mike Mungarvan
- Â British Officer (uncredited) 4 episodes, 1977-1978
- Alan Harris
- Â British Officer / ... (uncredited) 4 episodes, 1978
- Les Conrad
- Â Church goer / ... (uncredited) 2 episodes, 1977
- Harry Fielder
- Â Machinegunner (uncredited) 1 episode, 1978
- Derek Chafer
- Â German Officer (uncredited) 1 episode, 1978
- Martin Grant
- Â Sentry (uncredited) 1 episode, 1978