Alastair Hunter - Mr Carlton - The Distant Voice
Alethea Charlton - Phyllis Wetherby - The Helping Hand
Alphonse Kaminski - Small Boy - Walk In The Woods
Ambrosine Phillpotts- Lady Martha Carne - Debt of Honour
Andrew Sweeney - Small boy - The Debt
Ann Way - Mrs Buckley - Barney
Anthony Andrews - Lord Beck - The Awakening
Anthony Woodruff - Bricklebank - Fly Away Home
Arthur English - Slugger Jones - 38 episodes (Didn't appear in The Challenge)
Arthur Hewlett - Old man - A Day In The Sun
Arthur Lambert - Policeman - Gypsy
Barbara Keogh - Apple woman - Miss Him When He's Gone
Basil Henson- Arthur Maddocks (Dora's father) -Dora, Fly Away Home
Bernadette Milnes - Noreen - Moonstone
Bernard Lee - Woodman - Walk In The Woods
Bert Palmer - Tom Platt - One White Foot Charley, The Innocents
Beryl Cooke - Miss Patience (Headmistress) - Out of the Blue Horse, The Bridge Builder, Uncle Joe
Betty Turner - Emily Derwent - Treasure Hunt - Also Mrs Barrett - The Four Legged hat
Bill Dean - Mr Clegg - The Dream
Brenda Cowling - Lady Caroline Beck - The Awakening
Brian Osborne - Tyler - The Innocents
Bryan Sweeney - Gip Willens - The Charity Horse, Know-All's Nag, Stryker's Good Deed
Celia Hewitt - Anna Holmes (Callie's mother) - Moonstone
Charles Lamb - Old Man In Cafe - Someone, Somewhere
Charles Pemberton - Police Sergeant - Uncle Joe
Chloe Franks - Angela - Uncle Joe
Christian Rodska - Ron Stryker - 38 episodes (Didn't appear in Out of the Blue Horse)
Christopher Coll - George Platt - One White Foot Charley
Clare Kelly - Katherine Ross (Steve's mum) - Someone, Somewhere, The Debt
Clifford Rose - Mr Dockerty - Poor Bald Head
Colin Bell - Johnnie Clegg - The Dream
Colin Douglas - Matt - The Innocents
Colin Rix - Vet - Dora, A Day In The Sun
Daphne Oxenford - Secretary - Poor Bald Head
David Hemmings - Uncle Joe Rimmington - Uncle Joe
David Richardson - Groom - Steve
David Swift - Mr Bendiger - Poor Bald Head
David Wilkinson - Hooligan - Hazel
Desmond Llewelyn - Colonel Geoffrey Maddocks - 35 episodes (Didn't appear in Barney, The Challenge, The Letter, The Helping Hand)
Dorothea Rundle - Agnes Derwent - Treasure Hunt
Dorothy Reynolds - Prudence Maddocks (Dora's mother) - Dora, Fly Away Home
Edward Underdown - Matthew -Steve
Elaine Donnelly - Wendy Bendiger - Poor Bald Head, The Prize
Freda Jeffries - Cauliflower Woman - Miss Him When He's Gone
Frederick Treves - Sam Lockwood - Barney, The Dream, The Challenge, The Letter
Fulton Mackay - Mr Wilmot the lock-keeper - Someone, Somewhere
Garfield Morgan - Brian Donnelly - Hazel
Garth Watkins - Parkinson - The Letter
Geoffrey Morris - Vet - The Prize, The Distant Voice, The Dream, The Helping Hand,
Hazel, Walk In The Woods
George Malpas - Mr Plum - The Letter
George Waring - Bert (Policeman) - Moonstone, Someone, Somewhere
Geraldine Newman - Janet Draper - A Present for Sandy
Gillian Bailey - Callie Holmes - Steve, One White Foot Charley, Moonstone, Out of the Blue Horse
Gillian Blake - Dora Maddocks - Appeared in 39 episodes
Godfrey James - Willie - The Innocents
Gorden Kaye - Man with Court Order - The Dream
Greg Powell - 3rd man - Steve
Gretchen Franklin - Mrs Porter - The Awakening, Fly Away Home, Hazel