- Brian Wilde - Stanley Hedges
- Wanda Ventham - Brenda
- T. P. McKenna - Det. Supt. Grant
- Prunella Gee - Sandy Williams
- Tony Jay - Lambourne
- Gertan Klauber - Emilio
- Gary Waldhorn - Alan Fowler
- Tony Anholt - Mark Colebrook
- Alun Armstrong - Peter Jenner
- Edward Hardwicke - Bellcourt
- George Cole - Dennis Longfield
- Roger Brierley - Psychiatrist
- Patrick Malahide - Mason
- Geoffrey Palmer - Commander Watson
- Leslie Dwyer - Ted Greenhead
- Anne Stallybrass - Doreen Haskins
- Henry Woolf - Jimmy Dancer
- Colin McCormack - David Wade
- Sue Lloyd - Arleen Baker
- Patricia Maynard - Miss Doreen Alexander
- Ivor Roberts - Sale
- Brian Glover - Moose
- Peter Childs - Jim
- Ian Hendry - Dave Brooker
- Sheila Gish - June
- Christopher Ellison - Phillip Budd
- Richard Davies - Doctor
- Colin Jeavons - Leonard Gold
- Joss Ackland - Alan Ember
- Janet Ellis - Susie
- Nicholas Smith - Simpkins
- George Irving - Detective
- Willoughby Goddard - Daniel Kitter
- Roger Sloman - Cosby
- Ronald Lacey - Barry Monk
- Margaret Whiting - Fladge
- Jim McManus - Ollie Parsons
- John Hurt - Tony Grey
- Russell Hunter - Popeye
- John Woodnutt - Dr. Clare
- George Layton - Ray Stackpole
- Tony Selby - Johnny Lyon
- Peter Jeffrey - Det. Supt. Pringle
- Arnold Diamond - Dr. Cohen
- Sally Faulkner - WPC Pat Bond
- David Jackson - Eddy Cory
- Alan Lake - John Merrick
- Harriet Philpin - Julia Coulson
- Brian Capron - Colin
- Eric Morecambe - Eric Morecambe
- Michael Sheard - Mr. Penketh
- Donald Burton - Chief Superintendent Grey
- Michael Ripper - Herbie Mew
- Colin Douglas - Commander
- Ernie Wise - Ernie Wise
- Frederick Jaeger - Goldman
- John Challis - Skef Warren
- Barrie Cookson - Assistant Commissioner
- Philip Madoc - Det. Supt. Pettiford
- Morris Perry - Det. Chief Supt. Maynon
- Patrick Troughton - Reg Crofts
- Richard Wilson - D.C.I. Anderson
- Cheryl Hall - Jenny
- Brian Blessed - Frank Kemble
- Julian Glover - Bernard Stone
- Maurice O'Connell - Morgan
- Damaris Hayman - Mrs. Cowley
- Liz Smith - Mrs. Davies
- Edward de Souza - Prof. Frederick Busby
- Jack McKenzie - Len
- Patrick Mower - Colin McGruder
- Tony Caunter - Derek Clarke
- Lynda Bellingham - Nancy King
- Jack Carr - Pat Tyler
- Jill Townsend - Jenny Peters
- June Brown - Mrs. Martin
- Toni Palmer - Edi Driscoll
- Ray Mort - Bernard Driscoll
- Angus MacKay - Alec Prosser
- Steve Gardner - Billy Martin
- Colin Prockter - Stupid Hawes
- Ed Devereaux - Harry Biggleswade
- William Morgan Sheppard - Det. Chief Insp. Morrison
- Bernard Gallagher - Desk Sergeant
- Carolyn Jones - Irene Biggleswade
- Murray Brown - Paul Simmonds
- Natalie Kent - Doris
- Bart Allison - Wilf
- Alfred Marks - Gerald Bishop
- Bill Dean - Charlie Norton
- Margaret Nolan - Betty
- Ivan Beavis - Sergeant
- Bridget Brice - Secretary
- Robert Gillespie - Steward
- Tony Aitken - Shipping Clerk
- Tony Steedman - John Masterson
- Tony Steedman - Andrew Barkis
- Lynn Dearth - Sheila Lyon
- John Flanagan - DS Matt Mathews
- Ben Howard - Ronnie
- Malou Cartwright - Angie
- Keith Washington - The Reporter
- Judy Monahan - Jane Budd
- Malcolm Knight - Dodger
- Louis Raynes - The Publican
- Del Henney - Eddie Boyse
- Ken Parry - Fat Eric
- Jack Woolgar - Fred Steadman - Night Watchman
- Joan Scott - Headmistress
- Evie Garratt - Night Watchman's Daughter
- Valerie Bell - Barmaid
- Alan Collins - Charlie Harrison
- Mitzi Rogers - Iris Long
- David Hargreaves - Det. Sgt. Jellineck
- Christopher Beeny - The Photographer
- Derrick O'Connor - Eagle
- Wesley Murphy - Dukes, Pub Landlord
- John Oxley - Uniformed Policeman
- Tony Sympson - The Old Man
- Brian Coburn - The Scotsman
- Jeffrey Segal - The Reporter
- Stanley Meadows - Harry Poole
- Susan Tracy - Fran
- Marjie Lawrence - Mrs. Harris
- John Forgeham - Dennis Rawlins
- Carl Rigg - Det. Sgt. Kent
- Robert Russell - Arni
- Jeremy Young - Wren
- Terry Cowling - Kesey
- William Moore - Det. Sergeant Bowyer
- Mollie Maureen - The Old Woman
- Bernadette Milnes - Maureen Whittle
- Michael McStay - Eric - Nightclub Manager
- Timothy Carlton - Justin
- Mike Savage - Ward
- James Marcus - Myles
- Thalia Kouri - The Maid
- Dudley Sutton - Max Deller
- John Nolan - Bernie Conway
- Anthony Morton - Harry Fuller
- Colin Campbell - Det. Insp. Terry Potter
- Anne Zelda - Joanna Drummond
- Peter Miles - Bradshaw
- Denis DeMarne - Fred
- Tim Wylton - Customs Man
- Michael Segal - Reporter
- Fran Fullenwider - Girl in Pub
- Helli Louise - Girl in Pub
- Nicola Pagett - Sara Prince
- Billy Murray - Brian Cooney
- Wolfe Morris - Greg Prince
- Aubrey Morris - The Card Player
- Paul Angelis - Barney Prince
- Paul Henry - Morris Brass
- Carrie Lee Baker - Marie Cooney
- Hugh Futcher - The Porter
- Warren Mitchell - William Wardle
- Catherine Schell - Stella Goodman
- Godfrey James - Charley Smith
- Julian Holloway - John Smith
- Billy Hamon - Barry Smith
- Maureen Pryor - Enid Wardle
- Peter Armitage - Jacko
- Peter Glaze - Joe Spratt
- Warren Clarke - Danny Keever
- Coral Atkins - Brenda Keever
- John Collin - Parish
- Jim Norton - Phil Harrister
- Kenneth Gardnier - Arthur
- Jill Balcon - Miss Hepple
- Sydney Arnold - Tilley
- Frank Jarvis - Prison Officer
- Patrick Durkin - Foreman Decorator
- Janet Key - Kate Regan
- Joe Gladwin - Stanley Proctor
- Reginald Marsh - Arnold Foss
- Naomi Chance - Miss Fay Mayhew
- Eric Mason - Kenny Jarvis
- Jonathan Dennis - Alan Foss
- Michael McVey - Paul
- Michael Robbins - Kevin Lee
- Gwen Taylor - Anne Knightly
- Maurice Roëves - Phil Deacon
- David Dixon - Andy Deacon
- John Clive - John Frewin
- Roy Boyd - Stan Traynor
- John Halstead - Betty
- Keith Bell - Eddie Swan
- Merdelle Jordine - Angela
- Doyle Richmond - Linbert Rea
- Bill Maynard - Det. Chief Insp. Stephen Quirk
- John Tordoff - Joey Stickley
- Vernon Dobtcheff - Harry Kretchmar
- Carl Duering - Dantziz
- Rosemarie Dunham - The Dowager
- Christopher Coll - The Shop Owner
- George Silver - Yannos
- Vincent Wong - Japanese Tourist
- Frank Coda - Quirk's Snout
- Geoffrey Drew - Stooge
- Brandy di Frank - The Stripper
- Colin Welland - Tober
- Barry Stanton - Otto Schmidt
- Jeffry Wickham - Major Carver
- Keith Buckley - Jake Jenkins
- John Cording - Evil Willie Sanders
- Martyn Read - DC Jimmy Thorpe
- Grahame Mallard - Ingram
- Johnny Vyvyan - Albert Milligan
- John Bardon - Doc Boyd
- Shane Briant - Giles Nunn
- Lesley-Anne Down - Caroline Selhurst
- Paul Jones - Tommy Garret
- David Lodge - Pop Garret
- Peter Howell - Alan Sevier
- Ken Wynne - Albie Fenner
- Jeremy Child - Elphick
- Raymond Adamson - Mr. Tolman
- Terence Sewards - Prees
- Maggy Maxwell - Mrs. de Courcy
- Ivor Salter - Ibbitt
- Sheila Ruskin - Judy Grinden
- James Snell - Johnny Moxom
- Terry Bale - Minicab Operator
- Katherine Parr - Mrs. Carter
- Sydney Tafler - Manny Bellow
- Elizabeth Begley - Mrs. Riley
- Kenneth Colley - Noah Riley
- Bernard Kay - Thomas
- Geoffrey Whitehead - Mills
- Brian Hall - Ernie Davies
- Harry Jones - Hooter
- Sean Clarke - Danny Bellow
- Polly Perkins - The Singer
- Cheryl Kennedy - Judy Collier
- Madhav Sharma - Earle
- Peter Godfrey - Wally Vince
- Michael Latimer - Cmdr. Jackman
- Martin Wyldeck - Cowley
- Allyson Rees - The Au Pair
- James Booth - Vic Labbett
- John Rhys-Davies - Ron Brett
- Veronica Lang - Sally Labbett
- Helen Gill - Kay Nolan
- Frank Middlemass - Sterndale
- John D. Collins - Stephen Vane
- Patsy Smart - Alice
- Virginia Moore - Veronica
- Peter Vaughan - Tony Kirby
- Ken Hutchison - Vincent Vaughan
- Paul Moriarty - Barry Tyson
- Sandy Ratcliff - Liz Jenner
- Brian McDermott - Ken Algar
- Donald Webster - Tommy Rhys Llewellyn
- Ray Barron - Bobby Haigh
- Gloria Maley - Kirby's Girl
- Robert Dorning - Leonard Geisler
- Carol MacReady - Kath
- Frederick Schiller - Austrian Tourist
- Roy Kinnear - Frankie Little
- Michael Coles - Maynard
- Elizabeth Cassidy - Sandy Little
- Peter Halliday - Chief Insp. Gordon
- Walter McMonagle - Bell
- John Gleeson - Flying Squad Officer
- Robert Swann - Det. Sgt. David Keel
- Myra Frances - Dr. Liz Keel
- Andonia Katsaros - Annie Clark
- Leslie Schofield - Ian Ross
- David Belcher - Police Inspector
- Shaun Curry - Ronald Peters
- Malcolm Kaye - Brian Slater
- Alan Brown - The Consultant
- Roy Sampson - Uniformed Constable
- Dean Harris - Jimmy Wands
- Olive McFarland - Mrs. Dowland
- Iris Russell - Miss Jennifer Lewis
- Hubert Rees - Reginald Dowland
- Christopher Crooks - Frank Gough
- Mike Lewin - Johnson
- Stuart McGugan - Hicks
- Sally Lahee - Bank Clerk
- David Masterman - Greg
- Lee Montague - Colly Kibber
- Ronald Fraser - Titus Oates
- James Aubrey - Horace Reynes
- Peter Schofield - Det. Chief Supt. Boothroyd
- Maureen Lipman - Mrs. Smedley
- Jonathan Elsom - Mr. Bradshaw
- Basil Dignam - Moberly
- Deirdre Costello - Gwen Kibber
- Roger Hammond - Finch
- Judy Matheson - Kibber's Girlfriend
- Bill Treacher - Tom
- Hugh Martin - Murray
- Annie Lambert - Air Hostess
- Robert Putt - Prison Officer
- James Fagan - Hotel Receptionist
- Mike Elles - Porter
- Anthony Heaton - Billy Medhurst
- Maureen Sweeney - Mrs. Medhurst
- Lewis Fiander - Ashby-Jones
- Richard Hampton - Hilary Elkin
- Richard Hampton - Barnes
- Paul Freeman - Detective
- Johnny Shannon - Mason
- James Beckett - Stan
- Paul Kember - Mickey
- James Taylor - Gregory
- Peter Clapham - Local Inspector
- Miranda Bell - Sheila Jackson
- Nadim Sawalha - Capt. Shebbeq
- Valentine Palmer - Carew
- Jonathan Blake - Stephen Taylor
- Jonathan Blake - The Army Man
- Frederick Treves - Beemax
- Michael Cronin - Sgt. Chivers
- Ian Thompson - Det. Insp. Thompson
- Ronnie Brody - Garage Mechanic
- Anthony Langdon - Shand
- Katya Wyeth - Helga
- Laurence Harrington - Lawyer
- Ric Felgate - McFarland
- Joe Griffiths - Pianist
- Pauline Cunningham - Typist
- Peter Bayliss - Burnham
- Ann Curthoys - Dr. Jenny Smart
- Nina Thomas - Caroline
- Lawrence James - Desk Sergeant
- Keith Ashton - Massey
- Jason James - Police Sergeant
- Dennis Blanch - CID Detective
- Norman Eshley - Det. Sgt. Robert Hargreaves
- Arthur English - Tug Wilson
- Bernard Spear - Benny
- Lesley Dunlop - Eileen Shaw
- Ralph Arliss - Ames
- Anne-Louise Wakefield - Susie Farmer
- Shay Gorman - Shaw
- Norman Jones - Det. Insp. Perraut
- John Lyons - Det. Sgt. Jim Huke
- Sheila Brennan - Marge Proctor
- Brian Poyser - Ash
- Rod Culbertson - Ronnie Grigg
- Colin Rix - Letts
- David Miller - Gordon Hudson
- Kenneth Gilbert - Supt. Reynolds
- Patricia Franklin - Mrs. Perraut
- Ellis Dale - Bank Manager
- Maggie McCarthy - WPC Collins
- Stephen Hatton - Johnny Peters
- Hywel Bennett - Steven Castle
- Peter Dyneley - Pat Tarley
- Maxwell Shaw - Colin Raleigh
- Alan Tilvern - Charlie Walters
- David Sterne - Ted Parkin
- Eric Dodson - Mr. de Courcy
- Eric Dodson - Mr. Dodds
- Gail Grainger - Jill
- Jack Allen - The Vicar
- Peter Brayham - Johnno Smith
- Marjorie Yates - May Holmes
- Stuart Wilson - Jimmy Knox
- Stuart Wilson - DI Ken Knowles
- Karl Howman - Davey Holmes
- Geraldine Moffat - Sheila Martin
- Brian Gwaspari - Det. Sgt. Cree
- Frank Mills - Len Holmes
- Tim Hardy - Francis
- Jeremy Sinden - Det. Con. Feast
- Roger Booth - Ashcroft
- Tim Meats - Jessop
- Cyril Shaps - Turner
- Adrian Shergold - Don Edwards
- Kathleen St John - Miss Finch
- Derek Francis - Raymond Meadows
- Terence Budd - Douglas Owen
- Tina Heath - Deborah Meadows
- Kenny Lynch - Roland Holder
- Malcolm Tierney - Miller
- Ron Pember - Apps
- John Barrard - Chauffeur
- Christine Shaw - Kathy Peters
- Christine Shaw - Mrs. Norris
- Simon Callow - Detective Sergeant
- Michael Logan - Joke Teller
- Jennifer Thanisch - Susie Regan
- Dave King - Arnold Drake
- Geraldine James - Shirley Glass
- Ken Kitson - Gus Killick
- George Harris - Zak Franklyn
- Stephen Bent - Scouler
- Stephen Bent - Eddie Hibberd
- Bill Armour - Jamie Murdock
- Anthony Douse - Ernie Millan
- Roy Sone - Arthur Ward
- Clifford Kershaw - Fred Booth
- Anne Dyson - Lilly Booth
- Alan David - Blakeney
- Mona Hammond - Ann Robson
- George Tovey - Len Watters
- Julian Littman - Jeremy Clarke
- Steven Pacey - PC McKenna
- Max Mason - PC Adler
- Douglas Anderson - Faith Healer
- Perry Balfour - Youth
- Ray Winstone - Youth
- Moira Redmond - Marcia Edmunds
- Norman Rodway - Philip Edmunds
- James Cossins - Colonel Rosier
- Daphne Oxenford - Mrs. Rosier
- George Sweeney - Tim Cook
- Nicholas McArdle - Inspector Wilson
- Nicholas McArdle - Tridgwell
- Brendan Price - Ian Pinder
- John Sharp - Uncle
- Jan Harvey - Pat Knightly
- Dave Hill - Shaylor
- Alan Mitchell - Stackman
- Keith James - Lakin
- Anna Wing - Mrs. Haldane
- Malya Nappi - Nurse
- Diana Dors - Mrs. Rix
- Malcolm McFee - Lukey Sparrow
- Dawn Perllman - Linda Rix
- James Ottaway - Uncle Billy
- Andrew Mussell - Rick
- Rosemary Martin - Mrs. Lipman
- Fanny Carby - Dot Plummer
- Michael Melia - Rudd
- Derek Martin - Spooner
- John Judd - Sergeant
- Peggy Bullock - The Old Lady
- Peggy Bullock - Old Lady
- Michael Tarn - Charlie Pearce
- Timothy Kightley - Vicar Dennison
- Helen Keating - Cathy Clayton
- Patrick Hannaway - Bernie
- David Ellison - Vaughton
- David Ellison - Dutchman
- Cliff Diggins - Olly
- Del Baker - Sid
- Chris Webb - Arthur
- James Cosmo - Det. Sgt. Davy Freeth
- Stewart Preston - Ross
- Alex Norton - Gibson
- Brian Hoskin - Bramley
- Michael Beint - Dubbin
- Julian Hough - Guards Officer
- Miranda Forbes - Maggie's Mother
- Norman Lumsden - Sir Henry
- Ian Ricketts - Boyd
- David Stockton - PC
- Kate Fahy - WPC Julie Kingdom
- Albert Welling - PC Mike Seton
- Peter Kerrigan - Bowyer
- Roger Hume - Lockhart
- Derek Deadman - Curry
- John Rolfe - Det. Chief Supt. Brookford
- Dave Atkins - Marriot
- John Hartley - Chief Inspector
- David Foxxe - Cyril
- Vivienne Johnson - Mavis
- Rachel Dix - Marriot's Girlfriend
- John Ronane - Red Redgrave
- John J. Carney - Eric
- Sara Clee - Jo
- Gretchen Franklin - Florence, the Charlady
- Nigel Humphreys - Con
- Hilary Crane - Jean Redgrave
- Anthony O'Donnell - Maurice
- Tim Thomas - Billy Boy Mead
- Alec Linstead - Optician
- Paul Antrim - Michael Farrell
- Tony Rohr - Sean Flynn
- James Warrior - Det. Con. Jellyneck
- James Warrior - Taffy
- Barry Philips - Keith Wilson
- David Gillies - Norman Charles
- Lea Brodie - Jane
- Kenneth Watson - Horrocks
- J.G. Devlin - Tony Hay
- Alfred Maron - Stirk
- Richie Stewart - Cafe Owner
- Edward Judd - Eddie Monk
- Vilma Hollingbery - Anne Monk
- Tina Martin - Kath Monk
- Glyn Owen - Wally Hough
- Michael Culver - Dave Leeford
- John Cater - Alec Slemen
- Linal Haft - Brian Fischer
- James Bree - Saxby
- William Simons - Maurice Pope
- George Sewell - Vic Tolman
- Barbara Ewing - Joan Maskall
- Di Trevis - Lynn Hurst
- Edward Peel - Lennie
- Arthur Cox - DCI Roan
- Frederick Bennett - Gate Keeper
- Alan Leith - Sgt. Stern
- Diana Rowan - Traffic Warden
- Jenny Runacre - Sharon
- Raymond Skipp - Harold Collins
- Ian Collier - Logan
- Trevor Thomas - Leroy Garner
- Nick Brimble - Det. Con. Gerry Burtonshaw
- John Carlin - Pierce
- Thelma Whiteley - Margot Ember
- David Wilkinson - Paul Ember
- Cheryl Campbell - Erica Taylor
- Philippa Gail - DCI Barton
- Robert Oates - DI Jim Hinxman
- John Junkin - Taxi Yard Proprietor
- Diana Weston - WPC Janet Reynolds
- Stuart Blake - Doctor
- Marc Zuber - Abdul
- Carol Drinkwater - Roz
- Richard Mottau - Peck
- John G. Heller - Casino Manager
- Lydia Lisle - Mary
- Wendy Young - Jo
- Michael Elphick - Jimmy Fleet
- Nick Stringer - Patsy Kearny
- Sion Probert - Phil
- Rachel Davies - Tina Adams
- Neil Hallett - John Morris
- Delena Kidd - Mrs. Morris
- David Corti - Richard Morris
- George Mikell - Danilov
- Caroline Blakiston - Hildegarde
- Miles Anderson - Hawkins
- Jack Klaff - Al Krim
- John Moreno - Doad
- Joseph Charles - Ulysses
- Alan Bodenham - Henry
- Jean Boht - Neighbour
- Ronald Forfar - Police Observer
- Gary McDermott - Police Driver
- Martyn Whitby - SPG Inspector
- Anthony Smee - Army Lt.
- John Fielding - Reporter
- Meg Davies - Christobel Delgado
- Donald Morley - Delacroix
- Benjamin Whitrow - Det. Chief Supt. Braithwaite
- Sandra Payne - Meryl
- Geoffrey Larder - Askew
- Elizabeth Bradley - Mrs. Hibberd
- Janet Amsden - Betty Edwards
- Roger Davidson - Major Chapman
- Sheila Reid - Doreen Haskins
- Lynda La Plante - Eve Fisher
- Peter Wight - Jimmy Park
- John Alkin - DS Tom Daniels
- Elizabeth Burger - Joan
- George Innes - Willoughby
- Gillian Rhind - WPC Jackson
- Benny Lee - Tommy Swain
- Katie Allan - Sharon
- Stuart Wilde - Richard Haskins
- Barrie Ingham - Det. Chief Supt. Canning
- Richard Griffiths - Ronnie Harries
- Jo Warne - Gloria Bartley
- Ralph Nossek - Duxbury
- David Casey - Jackson
- Andrew Downie - Bishop
- Jane Cussons - Sonia Driffield
- Anna Nygh - Jean Jackson
- Matthew Scurfield - Kieran Kennedy
- Andrew Paul - Teenager
- Peggy Ann Jones - Lady
- Linda Hooks - Ivy
- Stephanie Turner - Alison Carter
Michael Elphick interpreta a Jimmy Fleet en la serie.
Maurice Roëves interpreta a Phil Deacon en la serie.
Alun Armstrong interpreta a Peter Jenner en la serie.
Peter Vaughan interpreta a Tony Kirby en la serie.
Roy Kinnear interpreta a Frankie Little en la serie.
Vernon Dobtcheff interpreta a Harry Kretchmar en la serie.
Paul Freeman hace el papel de Detective.
Ronald Lacey interpreta a Barry Monk en la serie.
John Rhys-Davies interpreta a Ron Brett en la serie.
Alex Norton interpreta a Gibson en la serie.
Capítulo disponible en las siguientes plataformas:
