 | Christopher Timothy | ... | James Herriot (89 episodes, 1978-1990) |
 | Robert Hardy | ... | Siegfried Farnon (89 episodes, 1978-1990) |
 | Peter Davison | ... | Tristan Farnon (65 episodes, 1978-1990) |
 | Lynda Bellingham | ... | Helen Herriot (46 episodes, 1988-1990) |
 | Mary Hignett | ... | Mrs. Edna Hall / ... (40 episodes, 1978-1980) |
 | Carol Drinkwater | ... | Helen Herriot née Alderson / ... (39 episodes, 1977-1985) |
 | John McGlynn | ... | Calum Buchanan (24 episodes, 1987-1990) |
 | Margaretta Scott | ... | Mrs. Pumphrey (18 episodes, 1978-1990) |
 | Andrea Gibb | ... | Deirdre Buchanan née McEwan / ... (14 episodes, 1988-1990) |
 | Teddy Turner | ... | Hodgekin (13 episodes, 1978-1990) |
 | John Sharp | ... | Mr. Biggins / ... (13 episodes, 1978-1990) |
 | Oliver Wilson | ... | Jimmy Herriot (13 episodes, 1985-1989) |
 | Rebecca Smith | ... | Rosie Herriot (13 episodes, 1985-1989) |
 | Jean Heywood | ... | Mrs. Alton - Housekeeper / ... (11 episodes, 1990) |
 | Peter Martin | ... | Mr. Hartley / ... (10 episodes, 1978-1990) |
 | Judy Wilson | ... | Mrs. Greenlaw, housekeeper / ... (6 episodes, 1985-1989) |
 | James Grout | ... | Granville Bennett (6 episodes, 1978-1990) |
 | Norman Mann | ... | Richard Edmundson (5 episodes, 1978) |
 | Fred Feast | ... | Jeff Mallock / ... (5 episodes, 1985-1989) |
 | Rio Fanning | ... | Joe Mulligan / ... (4 episodes, 1978-1990) |
 | Bill Lund | ... | Farmhand / ... (4 episodes, 1978-1988) |
 | Ashley Barker | ... | Len Birtwhistle / ... (4 episodes, 1978-1989) |
 | Sonia Graham | ... | Mrs. Bond (4 episodes, 1978-1989) |
 | Tom Harrison | ... | Mr. Buckle / ... (4 episodes, 1978-1988) |
 | Pamela Salem | ... | Zoe Bennett (4 episodes, 1978-1988) |
 | Georgina Melville | ... | Diana Brompton (4 episodes, 1978) |
 | Steve Halliwell | ... | PC Goole (3 episodes, 1983-1990) |
 | John Collin | ... | Mr. Alderson (3 episodes, 1978-1983) |
 | Geoffrey Bayldon | ... | Geoff Hatfield / ... (3 episodes, 1978-1989) |
 | Judi Maynard | ... | Deborah Mount (3 episodes, 1980-1985) |
 | Graham Rigby | ... | Mr. Ripley (3 episodes, 1985-1989) |
 | Jack Watson | ... | Cranford / ... (3 episodes, 1978-1990) |
 | Anna Turner | ... | Miss Thompson / ... (3 episodes, 1980-1990) |
 | Ken Wynne | ... | Dennis Pratt (3 episodes, 1978-1990) |
 | Dickie Arnold | ... | Kendall / ... (3 episodes, 1978-1988) |
 | Margaret Heery | ... | Mrs. Dimmock / ... (3 episodes, 1978-1988) |
 | Anthea Holloway | ... | Edna / ... (3 episodes, 1978-1988) |
 | Michael Lees | ... | Colonel Bosworth / ... (3 episodes, 1978-1988) |
 | George Malpas | ... | Mr. Dean / ... (3 episodes, 1978-1988) |
 | Katharine Page | ... | Aunt Lucy / ... (3 episodes, 1978-1988) |
 | Alan Starkey | ... | Jeweller / ... (3 episodes, 1978-1988) |
 | Colin Fay | ... | PC Blenkiron / ... (3 episodes, 1978-1980) |
 | Stan Richards | ... | Mr. Dent / ... (3 episodes, 1978-1980) |
 | Frank Birch | ... | Jeff Mallock (3 episodes, 1978-1979) |
 | Janet Davies | ... | Mrs. Dalby (3 episodes, 1978) |
 | Nancy Gower | ... | Betty (3 episodes, 1978) |
 | Ivor Salter | ... | Gobber Newhouse (3 episodes, 1978) |
 | John Who | ... | Charlie (3 episodes, 1978) |
 | Peter Ivatts | ... | Tom Maxwell / ... (3 episodes, 1980-1988) |
 | Bryan Pringle | ... | Grimsdale (3 episodes, 1988-1990) |
 | Donald Morley | ... | Mr. Gregson (3 episodes, 1988) |
 | Tim Barker | ... | Mr. Hammond (2 episodes, 1983-1990) |
 | Thora Hird | ... | Mrs. Clarke (2 episodes, 1989-1990) |
 | Marjorie Sudell | ... | Mrs. Butler / ... (2 episodes, 1978-1983) |
 | Irene Sutcliffe | ... | Sister Rose (2 episodes, 1985-1989) |
 | Elaine Donnelly | ... | Angela Gillard / ... (2 episodes, 1978-1990) |
 | Madeline Smith | ... | Angela Farmer / ... (2 episodes, 1978-1983) |
 | Tony Capstick | ... | Clem Hudson / ... (2 episodes, 1985-1989) |
 | Graham Hamilton | ... | Sgt. Hamilton / ... (2 episodes, 1980-1983) |
 | Fine Time Fontayne | ... | George Forsyth / ... (2 episodes, 1985-1988) |
 | George Little | ... | Walt Barnett (2 episodes, 1978-1985) |
 | Wilfred Grove | ... | Farmer / ... (2 episodes, 1980-1983) |
 | Alan Hulse | ... | Mr. Stott / ... (2 episodes, 1985-1988) |
 | Frank Windsor | ... | David Rayner / ... (2 episodes, 1989-1990) |
 | Avril Angers | ... | Miss Dooley / ... (2 episodes, 1978-1990) |
 | Martin Matthews | ... | Keith Lawrence / ... (2 episodes, 1978-1990) |
 | Sheila Reid | ... | Mrs. Donovan (2 episodes, 1978-1990) |
 | June Ellis | ... | Mrs. Bellerby / ... (2 episodes, 1978-1989) |
 | Bernard Atha | ... | Henry Dickson / ... (2 episodes, 1978-1988) |
 | Joe Belcher | ... | Dan Cooper / ... (2 episodes, 1978-1988) |
 | Ted Beyer | ... | Mr. Smethurst / ... (2 episodes, 1978-1988) |
 | James Bree | ... | Humphrey Cobb / ... (2 episodes, 1978-1988) |
 | Ted Carroll | ... | Man on Bus / ... (2 episodes, 1978-1988) |
 | Eric Dodson | ... | Brigadier D'Arcy / ... (2 episodes, 1978-1988) |
 | Fred Gaunt | ... | Mr. Smithers / ... (2 episodes, 1978-1988) |
 | Pearl Hackney | ... | Mrs. Crump / ... (2 episodes, 1978-1988) |
 | Kristine Howarth | ... | Mrs. Pounder (2 episodes, 1978-1988) |
 | Enid Irvin | ... | Mrs. Allen / ... (2 episodes, 1978-1988) |
 | Danny James | ... | Mr. Meynell / ... (2 episodes, 1978-1988) |
 | Johnny Maxfield | ... | Farmer / ... (2 episodes, 1978-1988) |
 | Ray Mort | ... | Mr. Wiggin / ... (2 episodes, 1978-1988) |
 | Danny O'Dea | ... | Rupe / ... (2 episodes, 1978-1988) |
 | James Ottaway | ... | Dick Fawcett / ... (2 episodes, 1978-1988) |
 | Edward Peel | ... | Dobbs / ... (2 episodes, 1978-1988) |
 | Lorraine Peters | ... | Mrs. Calvert / ... (2 episodes, 1978-1988) |
 | Peter Schofield | ... | Mr. Pickersgill / ... (2 episodes, 1978-1988) |
 | John Barrett | ... | Kitson / ... (2 episodes, 1978-1980) |
 | Norman Bird | ... | Farmer Rob Benson / ... (2 episodes, 1978-1980) |
 | Joby Blanshard | ... | Mr. Bailes / ... (2 episodes, 1978-1980) |
 | Harry Markham | ... | Adamson / ... (2 episodes, 1978-1980) |
 | John Biggerstaff | ... | Mr. Fairburn / ... (2 episodes, 1978) |
 | Stephen Bratt | ... | William Dalby (2 episodes, 1978) |
 | Christopher Brown | ... | Richard Carmody (2 episodes, 1978) |
 | Andrew Crawford | ... | Angus Grier (2 episodes, 1978) |
 | Rita Giovannini | ... | Daphne (2 episodes, 1978) |
 | Lucy Griffiths | ... | Edna Grier (2 episodes, 1978) |
 | Jean Harrington | ... | Connie (2 episodes, 1978) |
 | Joe Holmes | ... | Dawson / ... (2 episodes, 1978) |
 | Michael Holt | ... | Mr. Myatt (2 episodes, 1978) |
 | William Hoyland | ... | Mr. Blenkinsopp (2 episodes, 1978) |
 | Derry Jordan | ... | Tommy (2 episodes, 1978) |
 | Nicholas McArdle | ... | Mr. Worley (2 episodes, 1978) |
 | Elizabeth Millbank | ... | Alice McTavish (2 episodes, 1978) |
 | Donald Nithsdale | ... | Gilling / ... (2 episodes, 1978) |
 | Madge Ryan | ... | Miss Harbottle (2 episodes, 1978) |
 | George Selway | ... | Soames (2 episodes, 1978) |
 | Eileen Waugh | ... | Brenda / ... (2 episodes, 1978) |
 | Nicholas Wright | ... | Gipsy Boy / ... (2 episodes, 1978) |
 | Jackie Shinn | ... | Hill / ... (2 episodes, 1979-1988) |
 | Josephine Antosz | ... | Mrs. Bravington / ... (2 episodes, 1980-1990) |
 | Keith Marsh | ... | George Hindley / ... (2 episodes, 1980-1990) |
 | Barry Jackson | ... | Ken Billings / ... (2 episodes, 1980-1989) |
 | James Cossins | ... | Aloysius Barge / ... (2 episodes, 1980-1988) |
 | John de Frates | ... | 2nd Owner / ... (2 episodes, 1980-1988) |
 | Alan Hockey | ... | Duggleby / ... (2 episodes, 1980-1988) |
 | Lois Baxter | ... | Margery Egerton (2 episodes, 1980) |

| Paul Butterworth | ... | Dennis Weeting (2 episodes, 1980) |
 | Paul Clayton | ... | Brian Weeting (2 episodes, 1980) |
 | Michael Conway | ... | Wesley Binks (2 episodes, 1980) |
 | Al Gillyon | ... | Mr. Stokill / ... (2 episodes, 1980) |
 | David King | ... | Mr. Mount (2 episodes, 1980) |
 | Tom Mennard | ... | Mr. Scargill (2 episodes, 1980) |
 | Maggie Ollerenshaw | ... | Mrs. Binks (2 episodes, 1980) |
 | Terry Waddington | ... | Mr. Weeting (2 episodes, 1980) |
 | Kenneth Waller | ... | Mr. Beresford / ... (2 episodes, 1980) |
 | Raymond Witch | ... | Mr. Jenkins (2 episodes, 1980) |
 | Peggy Ann Wood | ... | Mrs. Beck (2 episodes, 1980) |
 | Joan Young | ... | Miss Westerman (2 episodes, 1980) |
 | Peter Benson | ... | Bernard Wain (2 episodes, 1988-1990) |
 | Ralph Bowland | ... | Arthur Hardwicke (2 episodes, 1988-1990) |
 | Glenn Cunningham | ... | Downs / ... (2 episodes, 1988-1990) |
 | Ruth Holden | ... | Mary-Jane Wain (2 episodes, 1988-1990) |
 | Brian Osborne | ... | Bert Chapman (2 episodes, 1988-1990) |
 | Carl Rae | ... | Ben Hardwicke (2 episodes, 1988-1990) |
 | David Cook | ... | Mr. Hopps (2 episodes, 1988-1989) |
 | Derek Hicks | ... | Willie Bannister / ... (2 episodes, 1988-1989) |
 | Dominique Barnes | ... | Rachael Bosworth (2 episodes, 1988) |

| Philip Martin Brown | ... | Jack Scott (2 episodes, 1988) |
 | Natalie Clegg | ... | Sheila Scott (2 episodes, 1988) |
 | Bryn Ellis | ... | Cyril (2 episodes, 1988) |
 | Anthony Havering | ... | Mr. Bradbury / ... (2 episodes, 1988) |
 | Paul McLain | ... | Billy Buckle (2 episodes, 1988) |
 | David Miller | ... | Mr. Hawley (2 episodes, 1988) |
 | Geoff Oldham | ... | Gordon Unwin (2 episodes, 1988) |
 | Alan Partington | ... | Phineas Calvert (2 episodes, 1988) |
 | David Quilter | ... | Andrew Bruce (2 episodes, 1988) |
 | Tubby Andrews | ... | Hughie (2 episodes, 1989-1990) |
 | Judy Brooke | ... | Susie Thornton (2 episodes, 1989-1990) |
 | Jack Featherstone | ... | Norman / ... (2 episodes, 1989-1990) |
 | James Garbutt | ... | Charlie (2 episodes, 1989-1990) |
 | John Gill | ... | Arnie Braithwaite (2 episodes, 1989-1990) |
 | Ray Mangion | ... | Franco Pedretti (2 episodes, 1989-1990) |
 | Jessica Sewell | ... | Mary Clarke (2 episodes, 1989-1990) |
 | Alison Lewis | ... | Rosie Herriot (2 episodes, 1990) |

| Paul Lyon | ... | Jimmy Herriot (2 episodes, 1990) |
|
| Jack Watkinson | .... | veterinary advisor / veterinary advisor: location filming (60 episodes, 1978-1990) |
| Joy Lale | .... | script editor (46 episodes, 1988-1990) |
| Ted Rhodes | .... | script editor (42 episodes, 1978-1983) |
| Johnny Byrne | .... | story consultant (28 episodes, 1988-1990) |
| Tony Redston | .... | production associate (24 episodes, 1988-1989) |
| John Carney | .... | technical manager (21 episodes, 1989-1990) |
| Marilyn Gold | .... | production assistant (17 episodes, 1978-1980) |
| Eddie Straiton | .... | veterinary advisor: studio filming / veterinary advisor (15 episodes, 1978-1980) |
| Katrine Dudley | .... | location manager (14 episodes, 1988-1989) |
| Derek Norman | .... | film recordist (14 episodes, 1988) |
| Cherry Gould | .... | assistant floor manager (12 episodes, 1988-1989) |
| Penny Norman | .... | assistant floor manager / location manager (12 episodes, 1988-1989) |
| Reg Poulter | .... | technical coordinator (12 episodes, 1988) |
| Christopher Moss | .... | production associate (11 episodes, 1990) |
| Christopher Penfold | .... | script editor (10 episodes, 1988) |
| Josephine Ward | .... | production associate (10 episodes, 1988) |
| Thea Murray | .... | production assistant (9 episodes, 1978) |
| Diana Kyle | .... | assistant floor manager / location manager (9 episodes, 1988) |
| Susan Buckle | .... | production assistant (8 episodes, 1988-1990) |
| Jeff Golding | .... | assistant floor manager (8 episodes, 1988-1989) |
| Katy Boatman | .... | assistant floor manager / production assistant (8 episodes, 1989) |
| Pip Short | .... | assistant floor manager / location manager (8 episodes, 1989) |
| Brian Roberts | .... | production unit manager (7 episodes, 1980) |
| Nick Moore | .... | technical coordinator (7 episodes, 1988) |
| Deborah Bower | .... | assistant floor manager (7 episodes, 1990) |
| Martin Coates | .... | location manager (7 episodes, 1990) |
| Lucy Nightingale | .... | assistant floor manager (7 episodes, 1990) |
| Roselyn Parker | .... | production assistant (5 episodes, 1978) |
| Jim Capper | .... | assistant floor manager (5 episodes, 1979-1980) |
| Rachael Hogg | .... | assistant to director (5 episodes, 1980) |
| Camilla Griffith-Jones | .... | production assistant (5 episodes, 1988) |
| Annie Hutchinson | .... | assistant floor manager (5 episodes, 1988) |
| Peter Grimwade | .... | production assistant (4 episodes, 1978-1980) |
| Michael Brayshaw | .... | production assistant (4 episodes, 1980) |
| Gary Downie | .... | assistant floor manager (4 episodes, 1980) |
| Carolyn Montagu | .... | production assistant (4 episodes, 1980) |
| Pauline Smithson | .... | production assistant (4 episodes, 1980) |
| David Tilley | .... | assistant floor manager (4 episodes, 1980) |
| Jane Wellesley | .... | assistant to director (4 episodes, 1980) |
| Martyn Clift | .... | film recordist (4 episodes, 1988) |
| Heidi Easton | .... | assistant floor manager (4 episodes, 1988) |
| Karen Jones | .... | production assistant (4 episodes, 1988) |
| Karen Loxton | .... | production assistant (4 episodes, 1988) |
| Liz Mace | .... | location manager (4 episodes, 1988) |
| Wendy Plowright | .... | production assistant (4 episodes, 1988) |
| Nezar Ahmed | .... | assistant floor manager (4 episodes, 1989) |
| Chris Ballantyne | .... | location manager (4 episodes, 1989) |
| Sue Card |