- Sam Kydd
- Â Orlando O'Connor / ... 76 episodes, 1965-1968
- David Munro
- Â Steve Morgan 51 episodes, 1966-1967
- Judy Robinson
- Â Jenny Morgan 51 episodes, 1966-1967
- Arthur White
- Â Shish Kebab / ... 17 episodes, 1966-1968
- Gregory Phillips
- Â Long John Turner 13 episodes, 1965
- Margo Andrew
- Â Triss Fenton 13 episodes, 1965
- Clifford Earl
- Â Sgt. Prothero / ... 10 episodes, 1965-1967
- Hugh Morton
- Â Bishop 10 episodes, 1966
- Dennis Chinnery
- Â Sgt. Bond / ... 9 episodes, 1966-1968
- Hugh Futcher
- Â Hedgehog 8 episodes, 1966-1968
- Clifton Jones
- Â Nelson 7 episodes, 1965
- Roger Rowland
- Â Hunter 7 episodes, 1966
- Archie Duncan
- Â Capt. Dan Cassidy 6 episodes, 1965
- Ben Kingsley
- Â Peter Batterby 6 episodes, 1966
- Shane Rimmer
- Â Kahn 6 episodes, 1966
- John Cater
- Â Professor Linger 6 episodes, 1966
- John Steiner
- Â Trevor Beale 6 episodes, 1966
- Norman Chappell
- Â Click 6 episodes, 1966
- Jon Laurimore
- Â Duffer 6 episodes, 1966
- Trevor Martin
- Â Burton 6 episodes, 1966
- Peter Myers
- Â Agent 6 6 episodes, 1966
- Joyce Grant
- Â Maximillian Birk 6 episodes, 1966
- Hugh Cross
- Â Insp. Hersch 6 episodes, 1966
- Agnes Lauchlan
- Â Edith Tulley 6 episodes, 1966
- Harry Towb
- Â Barnaby 6 episodes, 1967
- John Louis Mansi
- Â Tom Turtle 6 episodes, 1967
- Dickie Owen
- Â Tim Turtle 6 episodes, 1967
- Paul Holdaway
- Â Prod 5 episodes, 1965
- Michael Gough
- Â Harry Prentice 5 episodes, 1966-1967
- Allan Cuthbertson
- Â Ronald Hawtrey 5 episodes, 1966-1967
- Ian Ogilvy
- Â Moz 5 episodes, 1966
- Christopher Benjamin
- Â The Great Cardini 5 episodes, 1966
- Windsor Davies
- Â Willy the Gospel 5 episodes, 1966
- Oliver MacGreevy
- Â Erroll Harold 5 episodes, 1966
- David Cole
- Â Dr. Brown 5 episodes, 1966
- Cliff Diggins
- Â Roca 5 episodes, 1966
- Ronald Bridges
- Â Luis 5 episodes, 1966
- Clifford Elkin
- Â Crown Prince Urandi 5 episodes, 1966
- Clive Elliott
- Â Smith 5 episodes, 1966
- Robert Russell
- Â Jeremiah Gutbucket / ... 5 episodes, 1967-1968
- Clive Dunn
- Â Dai MacTavish 5 episodes, 1967
- John Abineri
- Â Jingles Partridge 5 episodes, 1967
- Patrick McAlinney
- Â Paddy 5 episodes, 1967
- Peter Welch
- Â Rogers 5 episodes, 1967
- Sheila O'Sullivan
- Â Mrs. O'Connor 5 episodes, 1967
- Maurie Taylor
- Â Seamus 5 episodes, 1967
- Peter Bayliss
- Â Podger / ... 4 episodes, 1966-1968
- Zia Mohyeddin
- Â Abdul 4 episodes, 1966
- Alan Lake
- Â Josh 4 episodes, 1966
- Leonard Sachs
- Â Valdares 4 episodes, 1966
- Donald Webster
- Â Tansy 4 episodes, 1966
- Derek Sydney
- Â Fashfash 4 episodes, 1966
- Michael Beint
- Â Jenkins 4 episodes, 1966
- David Morrell
- Â Johnson 4 episodes, 1966
- Noel Davis
- Â Percy Poopdeck 4 episodes, 1967
- Gerry Sullivan
- Â Flynn 4 episodes, 1967
- Trevor Bannister
- Â Toulouse Quelquechose 4 episodes, 1968
- Maggie Jones
- Â Bianca McMangle 4 episodes, 1968
- Ronnie Stevens
- Â Fred Froudbottom 4 episodes, 1968
- Moyra Fraser
- Â Lady Tapwater 4 episodes, 1968
- Jack May
- Â Col. Snitzenbaumer 4 episodes, 1968
- Richard Murdoch
- Â Beau-Beau Geste 4 episodes, 1968
- Jack Allen
- Â Insp. Hugh Gret 4 episodes, 1968
- Bob Hornery
- Â Fred Jeeduddah 4 episodes, 1968
- Gavin Reed
- Â Alphonse Alouette 4 episodes, 1968
- Rex Garner
- Â Serge Trowzeroff 4 episodes, 1968
- Michael Poole
- Â Capt. Pete Corambus 4 episodes, 1968
- Freddy Foote
- Â Ben Ali 4 episodes, 1968
- Barry Linehan
- Â Sgt. Banner 3 episodes, 1966
- Arthur Howard
- Â Inspector Marigold 3 episodes, 1966
- John Gill
- Â Tom Ballinger 3 episodes, 1966
- Murray Evans
- Â Fred 3 episodes, 1966
- Edward Ogden
- Â Jimmy 3 episodes, 1966
- Stanley Simmonds
- Â Jari 3 episodes, 1966
- Eddie Byrne
- Â Brady 3 episodes, 1967
- Peggy Marshall
- Â Mrs. Murphy 3 episodes, 1967
- Anthony Stamboulieh
- Â Speedy Gonzales 3 episodes, 1968
- Tania
- Â Kiki Benfica 3 episodes, 1968
- Wolfe Morris
- Â Aloysius Wong / ... 2 episodes, 1965-1966
- Kevin Stoney
- Â Jack Adler 2 episodes, 1965
- P.G. Stephens
- Â Matthew Leach 2 episodes, 1966-1967
- Roger Delgado
- Â King Halara 2 episodes, 1966
- Hal Galili
- Â Moody 2 episodes, 1966
- Jack Woolgar
- Â George Whale 2 episodes, 1966
- Miriam Raymond
- Â Cafe Owner / ... 2 episodes, 1966
- Andrew Downie
- Â Insp. Todd 2 episodes, 1966
- James Mellor
- Â Johnny 2 episodes, 1966
- Patti Dalton
- Â Click's Secretary / ... 2 episodes, 1966
- Shay Gorman
- Â Liam 2 episodes, 1967
- George Moon
- Â Fred Pinwaid 2 episodes, 1967
- Jasmina Hilton
- Â Fatima 2 episodes, 1968
- Milton Johns
- Â Darlington 1 episode, 1965
- Tony Caunter
- Â Walker 1 episode, 1965
- Jimmy Gardner
- Â Harry 1 episode, 1965
- Alister Williamson
- Â Bert 1 episode, 1965
- Barry Lowe
- Â Jack Martino 1 episode, 1965
- Michael Segal
- Â Colonel Vaslov 1 episode, 1965
- Penny Morrell
- Â Dolly Dvorak 1 episode, 1965
- Susan Richards
- Â Mrs. Peggs 1 episode, 1965
- David Baron
- Â Konrad 1 episode, 1965
- Lindsay Campbell
- Â Bates 1 episode, 1965
- Sydney Arnold
- Â Mr. Hoppy 1 episode, 1965
- Alan Baulch
- Â Skinny 1 episode, 1965
- Leo Maguire
- Â Bliss 1 episode, 1965
- John Morris
- Â Jan Dvorak 1 episode, 1965
- Dudley Stevens
- Â Phil Cardew 1 episode, 1965
- Denzil Ellis
- Â Garman 1 episode, 1965
- Mabelle George
- Â Mrs. Ellis 1 episode, 1965
- Richard Lee
- Â Jay 1 episode, 1965
- Penelope Keith
- Â Waitress 1 episode, 1966
- Peter Diamond
- Â Stevedore 1 episode, 1966
- Brian Peck
- Â Detective Inspector 1 episode, 1966
- Michael Balfour
- Â Horatio Ponsenby-Smythe 1 episode, 1966
- Irene Sutcliffe
- Â Matron 1 episode, 1966
- Reg Lye
- Â Johnny 1 episode, 1966
- George Little
- Â Mason 1 episode, 1966
- Kenneth Watson
- Â McIver 1 episode, 1966
- Ken Parry
- Â Minister 1 episode, 1966
- Leo Leyden
- Â Percy Uplightly 1 episode, 1966
- Joe Wadham
- Â Lowrie 1 episode, 1966
- Neville Barber
- Â Policeman 1 episode, 1966
- David Drummond
- Â Security Man 1 episode, 1966
- Keith Peacock
- Â Limehouse 1 episode, 1966
- Jessie Evans
- Â Mrs. Wilkins 1 episode, 1966
- Marc Karlin
- Â Kinks 1 episode, 1966
- Clifford Cox
- Â Policeman 1 episode, 1966
- Alan Gerrard
- Â Det. Insp. Jones 1 episode, 1966
- Edward Harvey
- Â Police Inspector 1 episode, 1966
- Chrys Salt
- Â Maid 1 episode, 1966
- Shane Shelton
- Â Pancho 1 episode, 1966
- Dave Griffiths
- Â Thug 1 episode, 1966
- Donald Layne-Smith
- Â Henry Layne 1 episode, 1966
- Nellie Hanham
- Â Mrs. Nekrasov 1 episode, 1966
- Brian Anderson
- Â Wilson 1 episode, 1966
- Frank Peters
- Â Warder 1 episode, 1966
- George Claydon
- Â Ben 1 episode, 1967
- Barry Keegan
- Â Sergeant O'Keefe 1 episode, 1967
- Priscilla Morgan
- Â Dolly Mintwacker 1 episode, 1967
- Royston Tickner
- Â Commissionaire 1 episode, 1967
- Robert McBain
- Â TV Interviewer 1 episode, 1967
- Edwin Apps
- Â Mr. Diddybox 1 episode, 1967
- Peter Pratt
- Â Doctor 1 episode, 1967
- Dermot Kelly
- Â Mike Herlihy 1 episode, 1967
- Brian Badcoe
- Â Stan Bassett 1 episode, 1967
- Wesley Murphy
- Â Jim Riley 1 episode, 1967
- Harry Davis
- Â Ginger 1 episode, 1967
- Jack Smethurst
- Â Police Captain 1 episode, 1968
- Bob Todd
- Â Dr. Deadstone 1 episode, 1968
- Roger Booth
- Â Sheik Abu Hassan 1 episode, 1968
- David Kelsey
- Â Lord Willy Tapwater 1 episode, 1968
