List of all Guest and Supporting Actors
- Alexander, David - Woodgate, Derek - War of Nerves (304)
- Allam, Roger - Graeme, Group Captain Alastair - Eagle Day (104)
- Alston, Andrew - Brindley, Dr - Bad Blood (402)
- Ambler, Kate - Phillips, Grace - Bleak Midwinter (501)
- Apsion, Annabelle - Farley, Kate - The Funk Hole (204)
- Armstrong, Joe - Jackson, Tom - They Fought In the Fields (303)
- Attwooll, Shane - Hendry - Casualties of War (502)
- Audsley, Nicholas - Beale, David - A Lesson In Murder (103)
- Baker, Sean - Carter - Among the Few (202)
- Barley - Charlie - The Funk Hole (204)
- Barrie, June - McGee, Ellen - They Fought In the Fields (303)
- Barritt, Ian - Vicar - War Games (203)
- Barron, Keith - Barrett, David - Invasion (401)
- Beach, Ann - Greenwood, Hilda - Bleak Midwinter (501)
- Beazley, Sam - Woodridge, George - Casualties of War (502)
- Beer, Will - Clayton, Eric - Bleak Midwinter (501)
- Bell, Elizabeth - Kramer, Elsie - The German Woman (101)
- Benedict, Jay - Kieffer, Captain John - Invasion (401)
- Benjamin, Christopher - Harcourt, Brigadier - War Games (203)
- Bennett, Tom - Farley, Matthew - The Funk Hole (204)
- Bennett, Tom - Barrett, Ben - Invasion (401)
- Berry, Mark - Messinger/Facteur, William - The French Drop (301)
- Bertenshaw, Michael - Powell, Malcolm - The Funk Hole (204)
- Blunt, Emily - Markham, Lucy - War Games (203)
- Blythe, Peter - Smythe, Group Captain Lawrence - Enemy Fire (302)
- Booker, Jane - Graeme, Elizabeth - Eagle Day (104)
- Bowles, Tom - Davies, Graham - Eagle Day (104)
- Branwell, John - Barman - Among the Few (202)
- Breckon-Richards, Louise - Holdsworth, Jane - Eagle Day (104)
- Brennan, Paul - Stafford, Eric - The French Drop (301)
- Brittain, Katy - Davies, Joyce - Eagle Day (104)
- Brocker, Gavin - Osborne, Harry - Bleak Midwinter (501)
- Brooke, Paul - Ellis, Arthur - The White Feather (102)
- Brooke, Sian - Law, Phyllis - Bleak Midwinter (501)
- Brown, Philip Martin - Neame, Andrew - They Fought In the Fields (303)
- Bruce-Lockhart, Dugald - Hammond, Ralph - War of Nerves (304)
- Byder, Soren - Lindemann, Hans - Casualties of War (502)
- Cadell, Selina - Bennett, Pamela - Among the Few (202)
- Calf, Anthony - Keller, Wing Commander Martin - Eagle Day (104)
- Campbell, Cheryl - Gascoigne, Emily - A Lesson In Murder (103)
- Capaldi, Peter - Carter, Raymond - War of Nerves (304)
- Carlton, Timothy - Francis, Admiral James - The French Drop (301)
- Chadbon, Tom - Groves, Dr Julian - The German Woman (101)
- Chandler, Simon - Evans, Leonard - Among the Few (202)
- Charles, Rebecca - Harwood, Rosemary - The White Feather (102)
- Chater, Geoffrey - Phillips, Professor - Fifty Ships (201)
- Chissick, Jack - Dunning, Jack - Fifty Ships (201)
- Church, Geoffrey - Baddeley, Tom - The White Feather (102)
- Clark, Barney - Tim - War Games (203)
- Clayton, Edward - Home Guard - Among the Few (202)
- Cole, Christina - Davies, Violet - Among the Few (202)
- Cole, Simon - Bomb Disposal Officer - Among the Few (202)
- Colley, Kenneth - Jones, Brian - Bad Blood (402)
- Conrich, Neil - Policeman 1 - The German Woman (101)
- Cook, Ron - Baker, Eddie - Bleak Midwinter (501)
- Cooper, Trevor - Curling - They Fought In the Fields (303)
- Corduner, Allan - Lucciano, Carlo - A Lesson In Murder (103)
- Cothier, Richard - Boothroyd, Captain - Casualties of War (502)
- Coulthard, Raymond - Nicholson, Mark - The French Drop (301)
- Cowan, Elliot - Buckingham, Peter - A Lesson In Murder (103)
- Cox, Claire - Jenkins, Elsie - Bad Blood (402)
- Coy, Jonathan - Maier, Hans - Fifty Ships (201)
- Cronin, Michael - Home Guard Captain - They Fought In the Fields (303)
- Crowley, Dermot - Townsend, Henry - Casualties of War (502)
- Cruttenden, Abigail - Richards, Evelyn - Casualties of War (502)
- Curran, Angela - Wright, Jenny - War of Nerves (304)
- Dafydd, Ifan Huw - Creavey - Eagle Day (104)
- Daly, Peter-Hugo - Kimble, Ian - War of Nerves (304)
- Dance, Charles - Spencer, Guy - The White Feather (102)
- Davey, Bill - Pierce, Fred - Among the Few (202)
- David, Joanna - Powell, Wendy - The Funk Hole (204)
- Davies, Eileen - Smith, Enid - Eagle Day (104)
- Davies, Oliver Ford - Gascoigne, Lawrence - A Lesson In Murder (103)
- Delap, Tim - Doctor - The White Feather (102)
- Delap, Tim - Ashford, Martin - Bad Blood (402)
- Dick, Bryan - Hunter, Kenneth - Fifty Ships (201)
- Dolly - The Sheep - Bad Blood (402)
- Dooley, Shaun - Drake, Gordon - Enemy Fire (302)
- Doyle, Kevin - Richards, Michael - Casualties of War (502)
- Drury, Ken - Hawkins, Kenneth - A Lesson In Murder (103)
- Durden, Richard - Letwin, Colonel - Fifty Ships (201)
- Duvitski, Janine - Redmund, Eve - Fifty Ships (201)
- Dyer, Danny - Lucciano, Tony - A Lesson In Murder (103)
- Eden, Harry - Morgan, Terry - Casualties of War (502)
- Edmond, Valerie - Sheridan, Lucinda - War of Nerves (304)
- Ellis, Lisa - Johnstone, Edith - The White Feather (102)
- Emmerson, Charlotte - Drake, Beryl - Enemy Fire (302)
- Faber, Caroline - Browne, Agnes - War Games (203)
- Farrell, Nicholas - Collier, James - The Funk Hole (204)
- Fell, Thom - Wilson, Mark - The Funk Hole (204)
- Fillingham, John Lloyd - Bridges, Johnny - Enemy Fire (302)
- Findlay, Deborah - Cresswell/Thorndyke, Evelyn - The French Drop (301)
- Fisher, Thomas - Connor, Michael - War Games (203)
- Flaherty, Brian - GI 2 - Invasion (401)
- Flanagan, Anthony - Jenkins, Tom - Bad Blood (402)
- Fleetwood, Kate - Nicholson, Lydia - Casualties of War (502)
- Flynn, Matthew - Talbot, Peter - War of Nerves (304)
- Foster, Paul - Morton, Colin - Fifty Ships (201)
- Fox, Christopher - Winters, Jack - A Lesson In Murder (103)
- Fox, Edward - Summers, Assistant Commissioner - The German Woman (101)
- Fox, Laurence - Walker, Simon - War Games (203)
- Franks, Philip - Halliday, Captain - Bad Blood (402)
- Fraser, Liz - Summersgill, Mollie - Bleak Midwinter (501)
- Frazer, Rupert - Howard - The French Drop (301)
- Frederic, Tom - Sabartovski - They Fought In the Fields (303)
- Frederick, Naomi - Roberts, Anne - Eagle Day (104)
- Freshwater, Geoffrey - Rivers, Sgt Eric - Fifty Ships (201), War Games (203), The French Drop (301), Enemy Fire (302), War of Nerves (304)
- Gaffney, Jacob - GI 1 - Invasion (401)
- Georgeson, Tom - Hunter, Richard - Fifty Ships (201)
- Glen, Gareth - Erk 1 - Enemy Fire (302)
- Godfrey, Patrick - Bannerman, Sir Ernest - The White Feather (102)
- Gonet, Stella - Hicks, Barbara - They Fought In the Fields (303)
- Goodale, Robert - Keegan, Bob - The German Woman (101)
- Goodman, Henry - Paige, Howard - Fifty Ships (201)
- Gostelow, Harry - Mowbray, John - The White Feather (102)
- Grainger, Gawn - Fielding, DCS - Bad Blood (402)
- Grillo, John - Pilkington - The French Drop (301)
- Gustav, Jack - Kraus - They Fought In the Fields (303)
- Hackett, Jonathan - Doctor - The German Woman (101)
- Haddington, Ellie - Pearce, Hilda - War Games (203), The French Drop (301)
- Harders, Jake - French Agent - The French Drop (301)
- Hardy, Robert - Beaumont, Henry - The German Woman (101)
- Harker, Caroline - Hardiman, Jane - The Funk Hole (204)
- Harper, Tom - Cartwright, Leonard - Bad Blood (402)
- Harries, Mali - Milner, Jane - The White Feather (102), A Lesson In Murder (103), Fifty Ships (201), Bleak Midwinter (501)
- Harrison, Nigel - Riley - Casualties of War (502)
- Hawkins, Charlie - Brian - War Games (203)
- Haygarth, Tony - Maccoby/Mason, Lee - The French Drop (301)
- Hazeldine, Sam - Grayson, Will - Invasion (401)
- Healey, Mary - Bradley, Edith - The Funk Hole (204)
- Henders, Richard - Patient as Jamieson - Enemy Fire (302)
- Henry, Guy - Bishop, John - Fifty Ships (201)
- Hill, Dave - Fenner, Jack - The French Drop (301)
- Hills, Peter Youngblood - Taylor, James - Invasion (401)
- Hogg, Ian - Lane, Ian - The White Feather (102)
- Hope, Richard - Vaudrey, Frank - The Funk Hole (204)
- Horovitch, David - Kramer, Thomas - The German Woman (101)
- Horowitz, Cassian - William - The German Woman (101)
- Horton, Joanna - Rivers, Gwen - War of Nerves (304)
- Howard, Alan - Beck, Stephen - War Games (203)
- Howell, Dominic - Nicholas - Casualties of War (502)
- Hutchings, Geoffrey - Smith, Harold - Eagle Day (104)
- Huw, Richard - Preston, Peter - Enemy Fire (302)
- Jackson, Philip - Carter, Alan - Invasion (401)
- Jacob, Stephanie - Mother Superior - Casualties of War (502)
- Jayston, Michael - Parkins, Assistant Commissioner Henry - Casualties of War (502)
- Jennings, Paula - Rose - They Fought In the Fields (303)
- Jesson, Paul - Watson, Godfrey - Bleak Midwinter (501)
- Johnson, Corey - O'Connor, Sergeant Jack - Invasion (401)
- Johnson, Rebecca - Wentworth, Jenny - Fifty Ships (201)
- Jonfield, Peter - Grayson, Harold - Invasion (401)
- Kane, John - Johnson, Neville - Bleak Midwinter (501)
- Kanska, Joanna - Beaumont, Greta - The German Woman (101)
- Kay, Bernard - Woolton, Robert - The White Feather (102)
- Kay, Lisa - Dewar, Connie - Among the Few (202)
- Kearns, Gerard - Morgan, Frank - Casualties of War (502)
- Kendall, Elodie - Receptionist - War of Nerves (304)
- Kightley, Timothy - Cooper - The French Drop (301)
- Knightley, Will - Browne, Arthur - War Games (203)
- Kostic, Goran - Komorowski, Jan - The French Drop (301)
- Kotz, Adam - Henderson - Eagle Day (104)
- Le Provost, Nicholas - Lewes, Arthur - Fifty Ships (201)
- Leonard, Lydia - Greenwood, Marion - The French Drop (301)
- Lesser, Anton - Carmichael, Austin - Eagle Day (104)
- Lewis, Joshua - Nicholson, James - Casualties of War (502)
- Lindsay, Helen - Magistrate - War of Nerves (304)
- Lloyd, Hugh - Watson, Frank - Eagle Day (104)
- Lodder, Nancy - Stephens, Tracey - The German Woman (101)
- Lotan, Jonah - Farnetti, Joe - Invasion (401), Bad Blood (402)
- Lukis, Adrian - Hardiman, Blake - The Funk Hole (204)
- MacLachlan, Andrew - Rogers, Dr Mark - Invasion (401)
- Mafham, Dominic - Turner, Michael - The German Woman (101)
- Manning, Rebekah - Dorothy - The White Feather (102)
- Marsden, Roy - Cartwright, Ted - Bad Blood (402)
- Martin, Caroline - Ashford, Edith - Bad Blood (402), Bleak Midwinter (501)
- Maudsley, Tony - Ferris, Bill - A Lesson In Murder (103)
- McArdle, John - Davies, Stan - Invasion (401)
- McArthur, Murray - Hill House Guard - The French Drop (301)
- McAvoy, James - Pritchard, Ray - The German Woman (101)
- McCabe, Richard - Fowler, Colin - The Funk Hole (204)
- McIntosh, Robert - Home Guard - Bad Blood (402)
- McLoughlin, Marian - Postmistress - They Fought In the Fields (303)
- Menzies, Tobias - Ellis, Stanley - The White Feather (102)
- Merrison, Clive - Redmund, Dr Alan - Fifty Ships (201)
- Meyjes, Ben - Higgins, Simon - Bad Blood (402)
- Moen, Alexandra - Wrenn, Mary - Enemy Fire (302)
- Molloy, Dearbhla - Petrie, Matron Grace - Enemy Fire (302)
- Monk, Roger - Howarth - Casualties of War (502)
- Moody, Bill - Home Guard - The Funk Hole (204)
- Moody, Paul - Officer - The White Feather (102)
- Moore, Jonathan - Holmes, Leonard - The Funk Hole (204)
- Moore, Stephen - Stewart, Iain - Eagle Day (104)
- Myles, Sophia - Gascoigne, Susan - A Lesson In Murder (103)
- Nettleton, John - Bradshaw, Sam - Bleak Midwinter (501)
- Nicholls, Phoebe - Reece, Amanda - The Funk Hole (204)
- Oatley, Samuel - Archer, Jack - War of Nerves (304)
- O'Donnell, Fergus - Jones, Ernest - War of Nerves (304)
- O'Donnell, Steven - Jamieson, Henry - Fifty Ships (201)
- O'Hare, Damian - O'Halloran, Sean - Among the Few (202)
- O'Sullivan, Robert - Boy at roadside - Invasion (401)
- Ovenden, Julian - Foyle, Andrew - The German Woman (101), Eagle Day (104), Among the Few (202), The Funk Hole (204), Enemy Fire (302), Invasion (voice only) (401)
- Palmer, Toni - Wilson, Brenda - War of Nerves (304)
- Parker, Jamie - Leighton-Morris, Bruce - Eagle Day (104)
- Parkhouse, Michael - Simms, Jeremy - Invasion (401)
- Parkhouse, Michael - Tremayne, Brian - Bleak Midwinter (501)
- Paterson, Bill - Jamieson, Patrick - Enemy Fire (302)
- Peck, Ian - Policeman 1 - A Lesson In Murder (103)
- Perkins, Alexander - Peters, PC - Bleak Midwinter (501)
- Picavance, Robert - Stephens, Eric - The German Woman (101)
- Pickup, Ronald - Messinger, Sir Giles - The French Drop (301)
- Pike, Rosamund - Beaumont, Sarah - The German Woman (101)
- Platt, Jenny - Joan - They Fought In the Fields (303)
- Pogson, Kathryn - Hunter, Valerie - Fifty Ships (201)
- Pointer, Amanda - Admiralty Receptionist - The French Drop (301)
- Porrett, Susan - Simms, Deidre - The Funk Hole (204)
- Potts, Andrew Lee - Parker, Dan - The Funk Hole (204)
- Powell, Andrew - Official 1 - The German Woman (101)
- Powell, Jemma - Bolton, Anne - Enemy Fire (302)
- Poyser, Brian - Stewart, Rev Aubrey - The French Drop (301)
- Preece, Tim - Philby, James - War Games (203)
- Prentice, Greg - Pearson, Joe - A Lesson In Murder (103)
- Puleston-Davies, Ian - Pearson, Eric - A Lesson In Murder (103)
- Putner, Paul - Official 2 - The German Woman (101)
- Rake, Jon - Warden - Fifty Ships (201)
- Redford, Ian - Walker, Sir Reginald - War Games (203)
- Redford, Sam - Fairweather, Tom - Fifty Ships (201)
- Redgrave, Corin - Rose, Assistant Commissioner Alistair - The Funk Hole (204), War of Nerves (304)
- Rickwood, Christopher - Pianist - The White Feather (102)
- Rooke, Lynda - Mason, Joanne - War of Nerves (304)
- Root, Amanda - Lewes, Elizabeth - Fifty Ships (201)
- Rowe, John - Simmons, Commander - Fifty Ships (201)
- Ryall, David - Henderson, Dr George - Among the Few (202)
- Sachs, Hugh - Styles, Henry - Bad Blood (402)
- Salinger, Justin - Gannon, Frank - Among the Few (202)
- Sandiford, Benedict - Andrews, Mark - The German Woman (101)
- Sandys-Clarke, Peter - Wilcox, Mark - Bad Blood (402)
- Scott-Masson, William - Dumont, Jacques - The French Drop (301)
- Shrapnel, John - Brooks, Raymond - A Lesson In Murder (103)
- Sidaway, Marlene - Harrison, Esther - Fifty Ships (201)
- Simkins, Michael - Reid, Hugh - The White Feather (102), A Lesson In Murder (103), Eagle Day (104)
- Simpson, Jay - Brooke, Sergeant Ian - Invasion (401), Bad Blood (402), Bleak Midwinter (501), Casualties of War (502)
- Slinger, Jonathan - Wrenn, Dr Brian - Enemy Fire (302)
- Staines, Christopher - Wright, Douglas - Among the Few (202)
- Stark, Peter - Schimmel - They Fought In the Fields (303)
- Steed, Maggie - Ellis, Margaret - The White Feather (102)
- Syms, Richard - Vicar - The White Feather (102), Bleak Midwinter (501)
- Tafler, Jonathan - Joseph, Max - The Funk Hole (204)
- Tapper, Zoë - Davies, Susan - Invasion (401)
- Taubman, Anatole - Weiser - They Fought In the Fields (303)
- Tennant, David - Howard, Theo - A Lesson In Murder (103)
- Terry, Nigel - Jackson, Hugh - They Fought In the Fields (303)
- Thomas, Bill - William - Eagle Day (104)
- Thorne, Angela - Messinger, Lady Anne - The French Drop (301)
- Thorpe, Bennet - Patient as Foyle - Enemy Fire (302)
- Tierney, Colin - Fleming, Alan - The White Feather (102)
- Tighe, Darren - Clarke, Albert - War Games (203)
- Townsend, Stanley - Perez, Jose de - Casualties of War (502)
- Treloar, Tim - Fraser, Bob - Fifty Ships (201)
- Troughton, David - Bennett, Michael - Among the Few (202)
- Troughton, Sam - Policeman 2 - The German Woman (101)
- Turner, Martin - Turner, Wing Commander - Among the Few (202), Enemy Fire (302)
- Turner, Tony - Perkins, Warden - War of Nerves (304), Bleak Midwinter (501), Casualties of War (502)
- Umbers, Mark - Talbot, Rex - Among the Few (202)
- Voe, Sandra - Roecastle, Mrs - Enemy Fire (302)
- Walker, Amanda - Bannerman, Lady Caroline - The White Feather (102)
- Waters, Ed - Lane, David - The White Feather (102)
- Watkinson, Duncan - Erk 2 - Enemy Fire (302)
- Webster, Fergus - Fisher, PC - The White Feather (102), Eagle Day (104)
- West, Samuel - Wintringham, Lt Col James - The French Drop (301)
- Westhead, David - Talbot, Mark - War of Nerves (304)
- Wheatley, Thomas - Lawson - The White Feather (102)
- Whitchurch, Philip - Judd, Ian - The German Woman (101)
- Wilby, James - Cornwall, Major - They Fought In the Fields (303)
- Williams, Andres - Woolton, Isaac - The White Feather (102)
- Wills-Cotton, Richard - Devlin, Capt Jack - War Games (203)
- Winman, Sarah - Walker, Lady Alice - War Games (203)
- Wood, Jane - Davies, Mary - Invasion (401)
- Wood, John - Waterford, Sir Michael - Enemy Fire (302)
- Woods, Simon - Wood, Greville - Enemy Fire (302)
- Woolfson, Luke de - Markham, Harry - War Games (203)
- Worrall, Madeleine - Beale, Florence - A Lesson In Murder (103)
- Young, Rupert - Armed Guard - Bad Blood (402)