James Ellis
Bert Lynch / PC Bert Lynch

Douglas Fielding
Sgt. Alec Quilley

Ian Cullen
DC Joe Skinner /

John Slater
DS Tom Stone

Joseph Brady
PC John "Jock" Weir / P.C. Jock Weir / PC Weir

Derek Waring
DI Neil Goss /

Jennie Goossens
BD Girl

John Woodvine
DI Alan Witty /

David Daker
PC Owen Culshaw /

Stephen Yardley
PC Alec May / Roy Hollis

John Barrie
DCI Sam Hudson

Sebastian Breaks
PC Steve Tate

Pauline Taylor
PC Susan Parkin

Bernard Holley
PC Bill Newcombe

Ron Davies
PC Doug Roach

Paul Angelis
PC Bruce Bannerman

Frank Windsor
DS John Watt / Det. Sgt. Watt / Det. Sergeant John Watt

Brian Blessed
PC William "Fancy" Smith / PC Fancy Smith / PC Smith

Stratford Johns
DCI Charlie Barlow / Det. Chief Inspector Charles Barlow / Det. Chief Insp. Barl...

Colin Welland
PC David Graham