- Norman Rossington - Benjamin Patch
- Dinah Sheridan - Mrs. Harper-Frost
- Luan Peters - Dorothy Greenway
- Bob Hoskins - Freddy Dean
- John Harvey - Det. Insp. Roberts
- Stanley Lebor - Mr. Lowe
- Mary Wimbush - Mrs. Troughton
- Claire Nielson - Terry Greene
- Sam Kelly - Eddie White
- Bernard Archard - Peter Elgar
- Bernard Archard - William Boyce
- Gerald James - Mr. Smith
- Ian Marter - Quentin Ingrams
- Ian Marter - Constable Forbush
- Robert Powell - Lance Porter
- Glyn Houston - Robert Ager
- Moira Redmond - Brenda Kingsley
- Patrick Troughton - Joseph Molloy
- Keith Drinkel - Ronald Halsey
- Cheryl Hall - Doreen Tring
- Frank Singuineau - Charles Berry
- Maurice O'Connell - George Lanigan
- Sheila Gish - Erika Brabazon
- Angharad Rees - Pauline Ellis
- Charlotte Mitchell - Heather Wynne
- Harry Towb - Patrick McGinty
- Judy Loe - Marianne Miller
- June Ritchie - Mrs Alison Freeman
- Derek Griffiths - Raoul Lapointe
- John Bennett - Dr. Martin Stanislaus
- Freda Dowie - Helen Lord
- Jack Carr - PC Carter
- Geoffrey Palmer - Kenneth Eden
- Vernon Dobtcheff - John Maitland-Wilson
- Geoffrey Toone - Colonel G.H. Hore-Davis
- Anne Reid - Florence Davenport
- Tony Caunter - Inspector Cripps
- Lindsay Ingram - Rachel Lawton
- Joanne Whalley - Linda Mason
- Jacqueline Hill - Margaret Eden
- Raymond Huntley - Mr. Justice Downes
- Maxine Audley - Lavinia Caughey
- Mark Dignam - Mr. Cross
- Norman Mills - Det. Sergeant Cotterill
- Godfrey Quigley - Peter Bateman
- Tony Haygarth - Wally Colley
- Robert Dorning - James Leslie Harris
- Robert Austin - Harold Penn
- Joan Hickson - Elizabeth Penn
- Randal Herley - Clerk of Court
- Peter Wheeler - Court Reporter
- Elizabeth Adare - Linda Brown
- Ray Mort - John Winder
- Michael Cashman - Alan Collings
- Edward Hardwicke - Dr. Paul Richards
- Tim Preece - Prof. Hubert Loomis
- Derek Francis - His Honour Judge Daniel Hastings
- T.R. Bowen - Jack Lowery
- Maria Charles - Joyce Farrington
- John Pickles - Clerk of Court
- Tom Harrison - Court Usher
- Barbara Shelley - Delia Savage
- Barbara Shelley - Madame Veda Bronski
- Peter Bowles - Gerald Somerville
- Warren Clarke - William Johnson
- Sylvia Kay - Marianne Strauss
- David Neal - Jonathan Fry QC
- John Alkin - Barry Deeley
- Ernest Hare - Justice Waddington
- Petra Davies - Mrs. Simpson
- George Waring - Mr. Frost
- Harry Landis - Arnold Curl
- Fred Feast - McVitie
- Ingrid Hafner - Bobbie Helder
- Basil Dignam - Dr. Sissons
- Derek Bond - Michael Lawford-Brown
- Jeremy Bulloch - Dr. Warner
- Anthony May - Brian Collings
- Cyril Shaps - Arthur Simmons
- Rex Arundel - Mr. Masterson
- Glyn Owen - Raymond Deane
- Richard Colson - Clerk of the Court
- Richard Colson - Clerk of Court
- Eden Phillips - Court Associate
- Charles Keating - James Elliot QC
- Joseph Brady - Graham McKellar
- Shane Briant - Martin Heywood
- Bernard Gallagher - Jonathan Fry QC
- Dorothy Vernon - Helen Tate
- Norman Shelley - Auguste Van Helm
- David Ashford - Charles Lotterby
- David Ashford - Derek Jones
- Trevor Adams - Mark Lieberman
- John Ronane - Harold Barnes
- John Ronane - Robert Randell
- John Comer - Police Sergeant Kershaw
- John Comer - Constable Kershaw
- Jean Faulds - Florence Ferguson
- Shane Connaughton - Gerald Thornton
- Tony Selby - Bill Broad
- Tony Selby - Tom Morgan
- Peter Jeffrey - Prof. Esmond Seagrave
- Gyearbuor Asante - Colin Langham
- Malcolm Hebden - The Associate
- Malcolm Hebden - Clerk of the Court
- Malcolm Hebden - Clerk of Court
- Geraldine Newman - Eunice Bentley
- Preston Lockwood - Sir Stanley Freeman
- James Cossins - Graham Erringburn
- Richard Warner - The Hon. Mr. Justice Waddington
- Richard Warner - The Hon. Judge Waddington
- Jane Carr - Maureen Sellars
- Keith Campbell - Dr. Transome
- Nigel Havers - Bernard Crittenden
- Brian Lawson - Roger Irwin
- Patricia Lawrence - Mrs. Peacock
- Anne Kristen - Mrs. Bascombe
- Keith Bell - Trevor Luckhurst
- Donald Hewlett - Philip Samkins
- Elizabeth Dawn - Warder
- Elizabeth Dawn - Bedelia Conroy
- Geoffrey Hinsliff - Johnnie Bates
- Dorothy Vernon - Helen Tate
- Meadows White - Arthur Bell
- Denis Lill - Rick Gray
- Mark Eden - Douglas Blandford
- Michael Elder - Dr. Ian Percival
- Kenneth Colley - Stanley Meredith
- Faith Kent - Mrs. Sawyer
- William Mervyn - The Hon. Mr. Justice Campbell
- Richard Wilson - Jeremy Parsons QC
- Rosemarie Dunham - Mrs. Barbara Robins
- Jan Holden - Dr. Mary Ryden
- Meg Davies - Mrs. Gwen Farr
- Jonathan Adams - Det. Inspector Robert CID
- Barbara Young - Grace Moresby
- Barbara Young - Sheila Telfer
- Shirley Stelfox - Mrs. Catherine Barnes
- Christopher Timothy - Richard Quennel
- Edward Jewesbury - The Hon. Mr. Justice Bragge
- Edward Harvey - Mr. Pascoe
- Marianne Stone - Mrs. Havelock
- Peter Copley - His Honour Judge Edmonds
- Peter Copley - Sir Peter Cutforth
- Terrence Hardiman - Stephen Harvesty
- Gabrielle Daye - Winifred Palmer
- Gabrielle Daye - Winifred palmer
- Margaret Nolan - Angela Mercer
- Thomas Baptiste - Haverstock Brown QC
- Charles Hyatt - Dr. Reginald Thursley
- Elizabeth Counsell - Rita Davey
- Ann Morrish - Mrs. Hilary Warrender
- Ian McCulloch - The Rev. Frank Warrender
- Madeleine Hinde - Janet Brewer
- Christopher Waite - Matthew Brewer
- Victor Platt - Police Inspector Savage
- Lesley Dunlop - Sarah Abbs
- Harry Walker - Dr. James Selwin
- John Ringham - John Butters
- Michael Lees - Harold Pusey
- Bernard Brown - Andrew Logan QC
- James Maxwell - Major Alastair Fitton
- Mark Dightam - Tommy Vincent
- Bruce Boa - Morton Lass
- Fredric Abbott - Ronald Harstrong
- Harry Fowler - George Curl
- Colin Edwynn - Detective Sergeant Walsh
- Julian Somers - Mr. Dobson
- Peter Sproule - P.C. Pringle
- Michael Johnson - Derek Sissons
- John Bown - Alan Fairley
- Earl Cameron - Antoine Mbula
- Earl Cameron - Daniel Rocco
- Reginald Marsh - Charles Baker
- Beth Harris - Margaret Crawley
- John Byron - Professor Stone
- Rosemary Martin - Mrs. Hill
- Robert Hartley - Dominic Collins
- Sheila Raynor - Mrs. Collins
- Brenda Cavendish - Mary Collins
- Tony Doyle - Martin Thornton
- Tony Doyle - Bob Hammond
- John Woodnutt - Rev. Felix Garmonsway
- John Woodnutt - Dr. John Gold
- John Woodnutt - Dr. John Gould
- Frank Middlemass - The Hon. Mr. Justice Craig
- Frank Middlemass - The Hon. Mr. Justice Campbell
- Frank Middlemass - The Hon. Mr, Justice Craig
- Margaret Anderson - Mrs. Collings
- Georgine Anderson - Mrs. Whittaker
- Susan Tracy - Natasha Marlow
- Sidney Livingstone - Fred Maple
- Douglas Lambert - Alleyn Griffin
- Arthur English - Mr. Sampson
- Eileen Colgan - Sister Joanna Forbush
- Ann Firbank - Sarah Gibson QC
- Ann Firbank - Sara Gibson
- Dennis Burgess - Walter Sissons QC
- Leon Vitali - Peter Thornhill
- Leon Vitali - Terrence Stein
- Gregory Munroe - John Dempsey
- Morris Perry - Henry Ince
- Maria Aitken - Jocelyn Bennington
- Ron Pember - Harry Granger
- Ron Pember - Arthur Barrett
- Geraldine Moffat - Mrs. Gorman
- William Simons - Martin O'Connor
- John Blythe - Frank Tyler
- Valerie Bell - Rita Mattson
- Garfield Morgan - John Gilroy
- Ann Hamilton - Kathleen Nolan
- Anthony Sharp - Brig. Sir Ferdinand Tennyson-Pusey
- Carleton Hobbs - Wilfrid Bowers
- Mary Healey - Rose Messiter
- Mary Healey - Mrs. Rosemary Aslam
- Helen Cherry - Lady Dorothy Crittenden
- Jenny Twigge - Kate Crittenden
- Jenny Austin - Nurse
- John Flanagan - John Lloyd
- Jack Galloway - P.C. Minter
- Susannah Williams - Annabel Nelson
- Barry Keegan - William Cooke
- Christopher Benjamin - Dr. Hayward
- Christopher Benjamin - Charles Percival
- Christopher Benjamin - Det. Supt. Brotherton
- Liz Smith - Mrs. Fowkes
- Roland Culver - Colonel Alfred Horatio Burton
- James Donnelly - Detective Inspector Barber
- James Donnelly - Det. Inspector Barber
- Tommy Godfrey - Albert Cousins
- Tommy Godfrey - Philip Kirby
- Wolfe Morris - Mohammed Aslam
- Wolfe Morris - Emmanuel Lieberman
- Wolfe Morris - Emmanuel Liberman
- Ishaq Bux - Mr. Patel
- Ronald Lewis - Aleksander Gruda
- David Webb - Francis Larwood
- David Webb - Sidney Abbott
- Angela Scoular - Serena Cutforth
- Lindsay Campbell - Beamish
- Andrew Godfrey - Patricia Mary Atkins
- Charlotte Howard - Carol Stevens
- James Copeland - Colonel Ulrick McIver
- James Copeland - George Lomax
- Windsor Davies - George Walker
- David Calder - Donald Dowd
- Sheila Burrell - Dr. Germaine Elwes
- William Marlowe - John Gorman
- Harry Locke - Arthur Simpson
- Colin Farrell - Albert Duffy
- Paul Humpoletz - Terence Manning
- John Savident - Cecil Walker
- Barbara Laurenson - Mrs. Duffy
- Veronica Lang - Fiona Gray
- Donald Morley - Samuel Dickson
- Donald Morley - Michael Mayes
- Russell Hunter - Archie McNeill
- Pat Heywood - Anne McNeill
- Geoffrey Larder - Stanley Defoe
- Joan Scott - Agnes McNeill
- Andy Bradford - Arnie Campbell
- Colin Rix - James Mellish
- Michael Rose - Charlie Binns
- André van Gyseghem - The Hon. Mr. Justice Barclay
- André van Gyseghem - Mr. Justice Barclay
- Oscar Quitak - James Thorley
- John White - Robert Tarrant
- Angela Crow - Miss Rachel Mackintosh
- Mary Larkin - Mrs. Graham
- Basil Henson - The Hon. Mr. Justice Yearsley
- Basil Henson - Mr. Justice Yearsley
- Basil Henson - Dr. Chisolm
- Paul Grist - Det. Sergeant Halliday
- Kenneth Watson - Det. Inspector Ian McGovern
- Donald Eccles - Victor Purbright
- Sylvia Brayshay - Celia Alcott
- Denys Hawthorne - Dr. Joseph Ross
- Leo Dolan - Michael Penny
- T. P. McKenna - Henry Burnett
- Tom Kempinski - Tony Blower
- Desmond Jordan - Dr. Gibbons
- Christopher Hancock - Leonard Saxton
- Christopher Hancock - Philip Weems
- Georgina Ward - Megan Watts
- Jacqueline Stanbury - Judith Turner
- Jacqueline Stanbury - Nurse Dowling
- Pauline Letts - Pauline Tressman
- Laurence Hardy - Arnold Tressman
- Barry Jackson - Edward Bennington
- Barry Jackson - William Truscott
- Carole Nimmons - Police Officer Jenkins
- David de Keyser - Mr. Collings
- David de Keyser - Mr. Colllings
- David de Keyser - Mr. Plenderbooth
- Peter Miles - Dr. Whatmore
- Maggie Hanley - Mrs. Day
- Adrian Shergold - Michael Brayne
- Brian Miller - Peter Drake
- Frances Bennett - Barbara Airey
- Derek Newark - Robert Scard
- Derek Newark - Leonard Hooper
- Joe Lynch - George Wills
- Sara Clee - Jill Sawyer
- Sara Clee - Shirley Flint
- Clifford Parrish - Philip Gordon
- Michael Hawkins - Arthur Moore
- Frederick Treves - Geoffrey Hainton
- Michael Turner - Major James Fowkes
- Michael Turner - Chief Inspector Crane
- James Cairncross - John Bray
- Ian Stirling - Barry Carter
- Anthony Woodruff - Ian Kenyon
- William Maxwell - Detective Sergeant Hawes
- Hilda Fenemore - Martha Cousins
- Paddy Joyce - Bill Narraway
- David Butler - William Hathaway
- Jean Harvey - Peggy Hathaway
- Louis Mahoney - Thuo Kamuny
- Mark Heath - Chege Mwangi
- Alastair Mackenzie - Philip Ainsworth
- Mandy Perryment - Jayne Langton
- Marjorie Yates - Martha Ainsworth
- Alan Barry - Gordon Ainsworth
- Michael Gough - Dr. De Quincey
- Jim Norton - Jeremy Williams
- Richard Leech - Sir Austin Semple
- Richard Leech - Charles Porton
- Jill Raymond - Mrs. Rosewell
- Jill Raymond - Mrs. Rosewall
- Jennifer Clulow - Mandy Jenkins
- David Hargreaves - Gilbert Brinsley
- David Hargreaves - Squadron Leader Davis
- Brian Wilde - Mr. Appleby
- Kevin Stoney - Nathaniel Stockman
- Christopher Burgess - Anthony Standing MP
- Ralph Arliss - Benjamin Easter
- James Ottaway - Joseph Pearson
- James Ottaway - Mr. Prendergast
- Michael Sheard - Sergeant Goss
- Jimmy Gardner - Jack Goodwill
- Kenneth Cranham - John Tucker
- Gabrielle Hamilton - Amanda Grant
- Leon Lissek - Edward Lippett
- Ruth Trouncer - Winifred Archer
- Ruth Trouncer - Julia Gray
- Gabrielle Lloyd - Violet Tredeer
- Gabrielle Lloyd - Viiolet Tredeer
- James Walsh - Jim McIver
- James Walsh - Doctor McKay
- Neil Hallett - George Clement
- Michael Elphick - Simon Chase
- Sonia Graham - Margaret Clement
- Jacob Witkin - Arnold Parker
- Anne Rutter - Margaret Lawler
- Rachel Herbert - Anita Sanderson
- Eric Lander - Mr. Curtis
- Elaine Wells - Christine Blandford
- Gary Waldhorn - Trevor Sanderson
- Patrick Barr - Sir Richard Jeffcoate
- Ivor Roberts - Inspector Woods
- Tony Anholt - Nigel Beaumont
- Dulcie Gray - Stella Pickford
- Patrick Newell - Andrew Parry
- John Collin - Frank Page
- John Collin - Det. Sergeant Charles Atrass
- Patricia Haines - Adelaide Vincent
- Charles West - Doctor Crombie
- Don Hawkins - Terry Saxon
- Don Hawkins - Tery Saxon
- Alexander Archdale - The Hon. Mr. Justice Norrington
- Jonathan Elsom - Marcus Golding
- James Grout - Superintendent Carson
- Frank Sieman - Norman Driscoll
- Victor Brooks - Det. Chief Supt. Lane
- Victor Brooks - Inspector Lane
- Charles Morgan - Dr. Angus Roberts
- Peter Settelen - Neville Burnett
- Ann Lynn - Vera Emberton
- Raymond Young - Robert Danville
- Jeremy Longhurst - John Emberton
- John Horsley - The Hon. Mr. Justice Mowbray
- John Horsley - Mr. Justice Mowbray
- Caroline John - Sheena Smithson
- Joan Newell - Mrs. Smithson
- David McKail - Jack Smithson
- Alan Downer - Sergeant Harcourt
- John Crocker - Archibald Webster
- Gareth Forwood - Doctor Park
- Stephanie Turner - Allison James
- Reg Lye - Jack Smith
- Jack Woolgar - Ernest Richards
- Hugh Ross - PC Walker
- Elizabeth Begley - Ireen Richards
- Bill Treacher - Sergeant Barnet
- Walter Sparrow - Jimmy Dobie
- Maureen Lipman - Sarah Lewis
- Daphne Oxenford - Gladys Kiteley
- Jane Lapotaire - Juliet Tomlin
- Margaret Robertson - Dr. Eva Penny
- Ronald Radd - Angelos Da Costa
- Milton Johns - Gus Enderby
- Duncan Lamont - Michael Shipton
- Hal Galili - Frank Brady
- Peter Graves - Mr. Justice Burton
- Mervyn Johns - Arthur Charles Parfitt
- Billy Hamon - William Dugdale
- Murray Hayne - Major Robin Hughes
- Victor Maddern - Joe Fisk
- Betty Alberge - Mrs. Winifred Cummings
- Derek Waring - Jeremy Clements
- Mike Pratt - Richard Frost
- Mollie Maureen - Nellie Kent
- Sarah Lawson - Isobel Clements
- John Bailey - Donald Bennington
- Stephen Yardley - Squadron Leader Pardoe
- Robin Bailey - Group Captain Porterman
- Ewan Roberts - Desmond Cross
- Delena Kidd - Jane Pardoe
- Nick Tate - Dr. Stephen Saul
- Colette O'Neil - Veronica Bland
- Barbara Lott - Freda Maple
- John Barron - Mr. Justice Mitchenor
- John Barron - The Hon. Mr. Justice Mitchener
- John Barron - Mr. Justice Mitchener
- Andrew Crawford - Gavin MacDonald
- Frank Moorey - Martin Venning
- Liz Fraser - Lady Esham
- Betty Hardy - Miss Webster
- John Le Mesurier - Reginald Standish
- Gerald Flood - Sir Nicholas Esham
- Robert Putt - Jury Foreman
- Joseph Berry - Court Usher
- Frank Birch - Angry Man
- Alan Gerrard - Ronald Charles
- Raymond Mason - Roy Pettit
- Barrie Cookson - Gerald Stroud
- Aimée Delamain - Mrs. Elgar
- Ann Castle - Lady Virginia Cresswell
- Stephen Murray - Sir Richard Cresswell
- Stefan Gryff - Iorgis Gayanotakis
- Martin Wyldeck - Inspector Ormerod
- Dennis Chinnery - Inspector Mortlock
- Paul Luty - Thomas Wheeler
- Jill Kerman - Margaret Skelhorn
- Roy Holder - Barney Skelhorn
- David Wood - Peter Appledene
- Michael Craze - Mick Pollitson
- William Dexter - Brian Martindale
- William Gaunt - Edward Cummings
- Mary MacLeod - Mrs. Erica Simon
- Michael Cadman - Stephen Hammond
- Richard Burrell - Alfred Donahue
- Lyndon Brook - Philip McDowell
- Reg Pritchard - David Gerrard
- Ronald Herdman - Det. Sergeant Crossman
- Elizabeth Weaver - Sarah Sumner
- Elizabeth Weaver - Sarah Summer
- Doreen Sloane - Mrs. Molly McDowell
- Michael Landy - Solicitor's Clerk
- Wendy Padbury - Fiona Sumner
- Tina Heath - Alison McDowell
- Derek Murcott - Archibald Sumner
- Sean Bury - Robert McDowell
- Katharine Blake - Irene Rutland
- David Troughton - PC Mogridge
- Anthony Stamboulieh - Spiros Platonos
- Shirley Cheriton - Linda Brightson
- Griffith Jones - Bryan Hodge
- Robert Sansom - Mr. Osprey
- Norma West - Dr. Lesley Fulmer
- Kathleen Byron - Margaret Ellen Povey
- Conrad Phillips - Kenneth Povey
- David Savile - Peter Oldbury
- Gerald Cross - Dr. Stanhope
- Frank Thornton - Professor McIver
- Keith Buckley - Capt. Piers Bowman
- Kenneth Cope - Dennis Wainwright
- James Snell - George Westlake
- Henri Szeps - Dr. Hermann Abel
- Burnell Tucker - Joseph Berenson
- Peter Duncan - James Mallard
- Rafiq Anwar - Dr. Quereshi
- Edward Evans - Gwilym Euros Lewis
- Peter Madden - John Ryan
- Nellie Hanham - Mrs. Mallard
- Richard Griffiths - Interpreter
- William Lucas - Rev. Fortescue Porter
- Gillian Hawser - Anne Silk
- Tony Adams - Brian Parker
- Stephen Whittaker - Kevin Wilson Lewis
- Howard Baker
Michael Elphick interpreta a Simon Chase en la serie.
Bob Hoskins hace el papel de Freddy Dean.
Vernon Dobtcheff interpreta a John Maitland-Wilson en la serie.
Earl Cameron interpreta a Daniel Rocco en la serie.
Michael Gough interpreta a Dr. De Quincey en la serie.
Edward Hardwicke interpreta a Dr. Paul Richards en la serie.
Warren Clarke interpreta a William Johnson en la serie.
Sheila Raynor interpreta a Mrs. Collins en la serie.
Ian Marter interpreta a Quentin Ingrams en la serie.
Peter Wheeler interpreta a Court Reporter en la serie.
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