Cast
David Ryall
Sir Cyril Llewellyn
Roger Brierley
Julian Brind
Robert Blythe
Chief Insp. Price
Richard Harrington
Kit Davis
Richard Lynch
PC Maurice Peters
Guy Williams
Lawrence Payne
Alun Armstrong
Det. Supt. Frank Burroughs
Keith Allen
Det. Supt. Alan Horsefell
Alan Devlin
Sir Rex Ferriday
Frank Rozelaar-Green
Familiar Face (MI6)
Keith Barron
Commander Jack Bentham
Dudley Sutton
Dep. Commissioner Sir Harry Streeter
Shirley King
Muriel Dumont
Martin Troakes
Chief Supt. Jones
Derek Hutchinson
Sgt. Hooper
Stephen K. Amos
Floyd
Lynette Edwards
Staff Nurse