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Keith Barron
Commander Jack Bentham
Alun Armstrong
Det. Supt. Frank Burroughs
Tom Marshall
Det. Insp. Bill Senior
Dudley Sutton
Dep. Commissioner Sir Harry Streeter
Gillian Eaton
Maureen Fry
Keith Allen
Det. Supt. Alan Horsefell
Brinley Jenkins
Chief Constable Maurice Probert
Clyde Pollitt
Dep. Chief Constable Donald Preece
David Ryall
Sir Cyril Llewellyn
Alan Devlin
Sir Rex Ferriday
Shirley King
Muriel Dumont
Robert Blythe
Chief Insp. Price
Martin Troakes
Chief Supt. Jones
Bernard Latham
Supt. I.D. Parade
Richard Harrington
Kit Davis
Roger Brierley
Julian Brind
المخرج
Karl Francis
الكتّاب
G.F. Newman
BBC TV