- Writer:
- Eric Paice
- Series creator:
- Ted Willis
- Film cameraman:
- Peter Sargent
- Film editor:
- Jim Latham
- Designer:
- Donald Brewer
- Director:
- Robin Nash
- Production:
- Ronald Marsh
- P.C. George Dixon:
- Jack Warner
- P.C. Wills:
- Nicholas Donnelly
- Station-Sgt Flint:
- Arthur Rigby
- P.C. Jones:
- John Hughes
- W.P. Sgt. Freeman:
- Anne Ridler
- Det-Sgt. Andy Crawford:
- Peter Byrne
- Fire Officer:
- Peter Hughes
- Gus Kingshott:
- Michael Barrington
- W.P.C. Alex Johns:
- Jan Miller
- Cadet Michael Bonnet:
- Paul Elliott
- Lewis Cass:
- John Blythe
- Det-Con Lauderdale:
- Geoffrey Adams
- Charlie Walls:
- Anthony Viccars
- Mary Crawford:
- Jeannette Hutchinson
- Kay Lauderdale:
- Jocelyne Rhodes
- Peter Morell:
- Richard Shaw
- Bishop:
- George Bolton
- Bill Henderson:
- Hal Galili
- Det-Insp cherry:
- Robert Cawdron
- Mac:
- Douglas Ives
- Harry Pegg:
- Sam Kydd
- Benny Smith:
- Peter Glaze
- Jack Mullen:
- Patrick Magee
- Mrs Rogers:
- Kathleen St John
