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

Derek Hutchinson

Sgt. Hooper

Guy Williams

Lawrence Payne

Jenny Downham

Jane Whitehouse

Mike Hayward

Supt. Williams

Richard Lynch

PC Maurice Peters

Ian Rowlands

PC Kevin Pratley

Jane Phillips

Angela Fry

Becca Parry Jones

Kathleen Fry

Richard Vatsaloo

Stephen Fry

Stephen K. Amos

Floyd

Roger Nott

Detective

Lynette Edwards

Staff Nurse

David Lever

Reporter

Russell Gomer

Cardiff Driver

Sian Merrick

Newscaster

Frank Rozelaar-Green

Familiar Face (MI6)