- Writer:
- Ted Willis
- Designer:
- John Cooper
- Production:
- Douglas Moodie
- P.C. George Dixon:
- Jack Warner
- P.C. Lauderdale:
- Geoffrey Adams
- W.P.C. Kay Shaw:
- Jocelyne Rhodes
- Mr McKinley:
- Stanley Meadows
- Sergeant Flint:
- Arthur Rigby
- Det-Sgt Andy Crawford:
- Peter Byrne
- Det-Con Tommy Hughes:
- Graham Ashley
- Jennie Wren:
- Hilda Fenemore
- Sam Loveday:
- Charles Lamb
- Aggie Loveday:
- Hazel Hughes
- Alf:
- John Caesar
- Sergeant Grace Millard:
- Moira Mannion
- Cadet Jamie MacPherson:
- David Webster
- Rene:
- Muriel Zillah
- Ben Waterfield:
- Charles Lloyd Pack
