- Francesca Annis
- Â Lillie 13 episodes, 1978
- Catherine Feller
- Â Dominique 11 episodes, 1978
- Peggy Ann Wood
- Â Mrs. Le Breton 10 episodes, 1978
- Anton Rodgers
- Â Edward Langtry 9 episodes, 1978
- Denis Lill
- Â Prince of Wales (Bertie) / ... 9 episodes, 1978
- Peter Egan
- Â Oscar Wilde 9 episodes, 1978
- Jennie Linden
- Â Patsy Cornwallis-West 8 episodes, 1978
- Brian Deacon
- Â Frank Miles 7 episodes, 1978
- Patrick Holt
- Â Dean Le Breton 7 episodes, 1978
- John Barcroft
- Â Francis Knollys 7 episodes, 1978
- Ann Firbank
- Â Princess Alexandra / ... 6 episodes, 1978
- Don Fellows
- Â J. M. Whistler 5 episodes, 1978
- Adam Bareham
- Â Clement Le Breton 5 episodes, 1978
- David Gwillim
- Â Arthur Jones 4 episodes, 1978
- Phillip York
- Â Moreton Frewen 4 episodes, 1978
- Edgar Wreford
- Â Lord Suffield 4 episodes, 1978
- John Castle
- Â Prince Louis of Battenberg 3 episodes, 1978
- James Warwick
- Â Hugo de Bathe 3 episodes, 1978
- Basil Hoskins
- Â J. E. Millais 3 episodes, 1978
- Alex Scott
- Â Sir Allen Young 3 episodes, 1978
- Vernon Dobtcheff
- Â George Lewis / ... 3 episodes, 1978
- Joanna Wake
- Â Mrs. Wheeler 3 episodes, 1978
- Wanda Moore
- Â Lady Dudley / ... 3 episodes, 1978
- Debbie Farrington
- Â Sally 3 episodes, 1978
- Sheila Mitchell
- Â Charlotte Knollys 3 episodes, 1978
- Annette Crosbie
- Â Henrietta Labouchere 2 episodes, 1978
- John Justin
- Â Prince Esterhazy / ... 2 episodes, 1978
- Nicholas Jones
- Â Squire Abington 2 episodes, 1978
- Michael Shannon
- Â Freddie Gebhard 2 episodes, 1978
- Joanna David
- Â Jeanne Marie 2 episodes, 1978
- Simon Fisher-Turner
- Â Reggie Le Breton 2 episodes, 1978
- Derek Smith
- Â King Leopold 2 episodes, 1978
- David Dixon
- Â Prince Leopold 2 episodes, 1978
- Penelope Lee
- Â Lady De Gray / ... 2 episodes, 1978
- Paul Gregory
- Â Ian Malcolm 2 episodes, 1978
- Garrick Hagon
- Â Bury Dasent 2 episodes, 1978
- Edward Dentith
- Â Lord Ranelagh 2 episodes, 1978
- David King
- Â Sidney Grundy / ... 2 episodes, 1978
- Keith Varnier
- Â King George V / ... 2 episodes, 1978
- Maggie Bates
- Â Lady Suffield 2 episodes, 1978
- Anthony Ainley
- Â Lord Carrington 2 episodes, 1978
- John Bryans
- Â C.J. Freake 2 episodes, 1978
- David Allister
- Â Edward Michael 2 episodes, 1978
- Simon Shepherd
- Â Lord Alfred Douglas 2 episodes, 1978
- Robert Hartley
- Â Beverly 2 episodes, 1978
- Elizabeth Power
- Â Ellen Terry 2 episodes, 1978
- Christopher Bramwell
- Â Robert Peel 2 episodes, 1978
- John Humphry
- Â Lord Rosslyn 2 episodes, 1978
- Jill Simcox
- Â Princess May / ... 2 episodes, 1978
- Yvonne Manners
- Â Lady Wharncliffe 2 episodes, 1978
- Sheila Reid
- Â Queen Victoria 2 episodes, 1978
- Norwich Duff
- Â Reporter / ... 2 episodes, 1978
- Jason James
- Â Equerry 2 episodes, 1978
- Ray Marioni
- Â Croupier 2 episodes, 1978
- Anthony Head
- Â William Le Breton 1 episode, 1978
- William Hootkins
- Â Colonel Cunningham 1 episode, 1978
- John Bennett
- Â Abe Hummell 1 episode, 1978
- Paul Herzberg
- Â Louis D'Albani 1 episode, 1978
- David Rintoul
- Â Charles Longley 1 episode, 1978
- John Phillips
- Â W. E. Gladstone 1 episode, 1978
- Nicola White
- Â Effie Millais 1 episode, 1978
- Jerry Harte
- Â Henry Abbey 1 episode, 1978
- Janet Burnell
- Â Catherine Gladstone 1 episode, 1978
- Robert Burbage
- Â Michel Corbet 1 episode, 1978
- Desmond Llewelyn
- Â Lord Dudley 1 episode, 1978
- Freda Dowie
- Â Mathilde Peat 1 episode, 1978
- George Roubicek
- Â Pierre Lorillard 1 episode, 1978
- Mary Kenton
- Â Lady Sebright 1 episode, 1978
- Bruce Boa
- Â Joaquin Miller 1 episode, 1978
- Paul Williamson
- Â Lord Wharncliffe 1 episode, 1978
- David Healy
- Â Diamond Jim Brady 1 episode, 1978
- Clare Clifford
- Â Clara 1 episode, 1978
- Toria Fuller
- Â Clara Frewen 1 episode, 1978
- Tony Church
- Â Squire Bancroft 1 episode, 1978
- Robert Tunstall
- Â Frederick Leighton 1 episode, 1978
- Stephanie Cole
- Â Agnes Langtry 1 episode, 1978
- Patrick Ryecart
- Â Crown Prince Rudolf 1 episode, 1978
- Alan Rowe
- Â Dr. Lewis 1 episode, 1978
- Pauline Jameson
- Â Mrs. Bancroft 1 episode, 1978
- Melanie Hughes
- Â Alice 1 episode, 1978
- Elaine Wells
- Â Alice 1 episode, 1978
- Michael Sheard
- Â Colonel Hertzl 1 episode, 1978
- Philip Voss
- Â Edward Carson 1 episode, 1978
- Bruce Montague
- Â Charles Coghlan 1 episode, 1978
- Christopher Brown
- Â George Bentham 1 episode, 1978
- Barry Justice
- Â Sir George Chetwynd 1 episode, 1978
- Peter Clapham
- Â Harrison 1 episode, 1978
- Michelle Magorian
- Â Cicely Courtneidge 1 episode, 1978
- Cheryl Campbell
- Â Sarah Bernhardt 1 episode, 1978
- Malcolm Tierney
- Â Lord Charles Beresford 1 episode, 1978
- Tony Mathews
- Â Lord Lonsdale 1 episode, 1978
- Patrick Marley
- Â Somerset Maugham 1 episode, 1978
- Christina Greateaux
- Â Lillian Russell 1 episode, 1978
- Helena Breck
- Â Elizabeth Jane Price 1 episode, 1978
- Diana Johnson
- Â Mrs. Jenner 1 episode, 1978
- John Gabriel
- Â Disraeli 1 episode, 1978
- Tommy Duggan
- Â Judge Roy Bean 1 episode, 1978
- Paul Greenhalgh
- Â Richard Le Gallienne 1 episode, 1978
- Michael Hawkins
- Â Colonel Wallis 1 episode, 1978
- Knight Mantell
- Â Evans 1 episode, 1978
- Gary Hope
- Â Edward Poynter 1 episode, 1978
- Deborah Watling
- Â Georgie Reed 1 episode, 1978
- Amanda Boxer
- Â Constance Wilde 1 episode, 1978
- Jeffry Wickham
- Â Lord Hartington 1 episode, 1978
- Peter Birrel
- Â Adolphus Rosenberg 1 episode, 1978
- Graham Sinclair
- Â Charlie Mitchell 1 episode, 1978
- Hana Maria Pravda
- Â Madame Nicolle 1 episode, 1978
- Sally Lahee
- Â Maid 1 episode, 1978
- Julian Sherrier
- Â Ferdinand de Rothschild 1 episode, 1978
- Michael Gaunt
- Â Lord Randolph Churchill 1 episode, 1978
- Michael Walker
- Â Angelo 1 episode, 1978
- Simon Chandler
- Â Sir George Arthur 1 episode, 1978
- Carmen Silvera
- Â Mrs. Van Schuyler 1 episode, 1978
- Jenny Laird
- Â Mrs. Stratton 1 episode, 1978
- Oengus MacNamara
- Â Jim Carney 1 episode, 1978
- Richard Pescud
- Â Dr. Pratt 1 episode, 1978
- Joseph Horovitz
- Â Anton Rubinstein 1 episode, 1978
- Ray Roberts
- Â Captain 1 episode, 1978
- Richard LeParmentier
- Â Third Reporter 1 episode, 1978
- Maxine Gordon
- Â Jeanne Marie 1 episode, 1978
- Jessica Spencer
- Â The Baroness 1 episode, 1978
- Rosalyn Elvin
- Â Princess Louise 1 episode, 1978
- Roger Bizley
- Â George Alexander 1 episode, 1978
- Jenny Robbins
- Â Nurse 1 episode, 1978
- Neville Marten
- Â Mr. Downey 1 episode, 1978
- Philip Anthony
- Â Doctor Lawrence 1 episode, 1978
- Tony Sibbald
- Â Hotel Manager 1 episode, 1978
- John Curless
- Â Louis Barreya 1 episode, 1978
- Philip Brack
- Â Lord Rosebery 1 episode, 1978
- Claire McLellan
- Â Jeanne Marie 1 episode, 1978
- Joanna Lloyd
- Â Lady Brooke (Daisy) 1 episode, 1978
- Adam Richardson
- Â Victor Malcolm 1 episode, 1978
- Anne Godfrey
- Â Lady 1 episode, 1978
- Patricia Carroll
- Â Pianist 1 episode, 1978
- Richard Kay
- Â Charles Hawtrey 1 episode, 1978
- Joanna Mackie
- Â Jenny Colet 1 episode, 1978
- Timothy Kightley
- Â Alfred Ellis 1 episode, 1978
- John Rolfe
- Â Mr. O'Brien 1 episode, 1978
- Leonard Kavanagh
- Â Simmons 1 episode, 1978
- Timandra Alwyn
- Â Mary Malcolm 1 episode, 1978
- Gilbert O'Brien
- Â Desk Clerk 1 episode, 1978
- Lesley Daine
- Â Nance Rawlings 1 episode, 1978
- Michael Haughey
- Â Fry 1 episode, 1978
- Robert Lister
- Â Robert 1 episode, 1978
- Terence Davies
- Â Wilkinson 1 episode, 1978
- Rosina Stewart
- Â Mrs. Maberly 1 episode, 1978
- Gregg Mandell
- Â Pageboy 1 episode, 1978
- Mischa De La Motte
- Â Major-Domo 1 episode, 1978
- John Gatrell
- Â Maurice 1 episode, 1978
- Dixon Adams
- Â Horace Avory 1 episode, 1978
- Lynn Clayton
- Â Daisy Harrison 1 episode, 1978
- Emma Allum
- Â Jeanne Marie 1 episode, 1978
- Neville Barber
- Â Doctor 1 episode, 1978
- David Crosse
- Â Sergeant Parry 1 episode, 1978
- Stephen Gordon
- Â Reporter 1 episode, 1978
- Ronald Russell
- Â Justice Hawkins 1 episode, 1978
- Geoffrey Colville
- Â Vicar of Kentford 1 episode, 1978
- Bill Davies
- Â Pianist 1 episode, 1978
- Peggy Aitchison
- Â Lady Stallholder 1 episode, 1978
- John Pennington
- Â Francis Laking 1 episode, 1978
- Pauline Minear
- Â Companion 1 episode, 1978
- Christopher Frederick
- Â Fritz 1 episode, 1978
- George Belbin
- Â Colonel 1 episode, 1978
- John Fowler
- Â Paper Boy 1 episode, 1978
- Frank Tregear
- Â Stage Door Keeper 1 episode, 1978
- Mark Holmes
- Â Man in Crowd (uncredited) 1 episode, 1978
- James Charlton
- Â Man in Crowd (uncredited) 1 episode, 1978
