- Writer:
- David Ellis
- Series created by:
- Ted Willis
- Film cameraman:
- Ken Higgins
- Film editor:
- Jim Latham
- Designer:
- Barry Newbery
- Director:
- Robin Nash
- Production:
- Ronald Marsh
- P.C. George Dixon:
- Jack Warner
- Sergeant Flint:
- Arthur Rigby
- Cadet Michael Bonnet:
- Paul Elliott
- Martin Howard:
- John Horsley
- W.P.C. Alex Johns:
- Jan Miller
- W.P. Sgt Freeman:
- Anne Ridler
- Amelia Frost:
- Amy Dalby
- Det-Sgt Andy Crawford:
- Peter Byrne
- Mary Crawford:
- Jeannette Hutchinson
- Det-Constable Lauderdale:
- Geoffrey Adams
- Mick Farmer:
- John Walker
- Kathleen Hughes:
- Olive McFarland
- Phil Hughes:
- Edward Cast
- Sam:
- Dennis Castle
- Doris:
- Yvonne Neilson
- Tiny Simpson:
- Colin Burbidge
- Harry Lewis:
- Dennis Cleary
- Joe Lester:
- Richard Shaw
- P.C. Jones:
- John Hughes
- Magistrate:
- Hamilton Dyce
