- Writer:
- Arthur Swinson
- Series creator:
- Ted Willis
- Designer:
- Austen Spriggs
- Director:
- David Askey
- Production:
- Ronald Marsh
- P.C. George Dixon:
- Jack Warner
- Ron Chadwick:
- Toke Townley
- Barman:
- Edwin Brown
- Sergeant Flint:
- Arthur Rigby
- Miss Fletcher:
- Nan Braunton
- Motorist:
- Allan Tredgett
- P.C. Jones:
- John Hughes
- Det-Sergeant Andy Crawford:
- Peter Byrne
- Mary Crawford:
- Jeannette Hutchinson
- Inspector Bob Cherry:
- Robert Cawdron
- Mr Hughes:
- Edward Dentith
- Brown:
- Geoffrey Tyrrell
- W.P. Sgt Chris Freeman:
- Anne Ridler
- W.P.C. Alex Johns:
- Jan Miller
- Cadet Michael Bonnet:
- Paul Elliott
- Mr Foldes:
- Reginald Barratt
- Mrs Rowe:
- Magaret Flint
- Alec Pettifer:
- Brian Thomas
- Mr Anderson:
- William Sherwood
- Tom Rowe:
- Freddie Powell
- Mrs Thomson:
- Madge Brindley
- Mrs Luck:
- Mary Jordan
- Superintendent:
- Noel Coleman
- Harrison:
- Patrick Connor
- Det-Constable Lauderdale:
- Geoffrey Adams
- Dr Greensmith:
- Christopher Banks
- Mr Phillips:
- Garth Adams
- Mrs Treadwell:
- Margery Fleeson
- Old Lady:
- Vi Dix
- Len Foster:
- David King
- Fenton:
- Michael Brennan
