- Writer:
- Eric Paice
- Series creator:
- Ted Willis
- Designer:
- Stewart Marshall
- Director:
- Robin Nash
- Production:
- Ronald Marsh
- P.C. George Dixon:
- Jack Warner
- David Bentham:
- Anthony Oliver
- Mr. Kent:
- Charles Carson
- Sergeant Flint:
- Arthur Rigby
- P.C. Jones:
- John Hughes
- Cadet Michael Bonnet:
- Paul Elliott
- P.C. Wills:
- Nicholas Donnelly
- Det.-Sgt. Andy Crawford:
- Peter Byrne
- Tony Perry:
- Brendan Collins
- George Ward:
- Jeffrey Shankley
- Keith Davis:
- Peter Sanders
- Mrs. Kent:
- Cicely Hullett
- W.P.C. Alex Johns:
- Jan Miller
- Daphne Beddows:
- Melanie Rowlands
- Mr. Bramwell:
- Alan Rolfe
- Detective-Constable Lauderdale:
- Geoffrey Adams
- Miss Wilkinson:
- Joan Young
- W.P. Sgt Freeman:
- Anne Ridler
- Mrs. Perry:
- Vanda Godsell
- Mary Crawford:
- Jeannette Hutchinson
