- Writer:
- Ted Willis
- Designer:
- Richard Wilmot
- Producer:
- Douglas Moodie
- P.C. George Dixon:
- Jack Warner
- Gloria:
- Cheryl Molineaux
- Bill Jordan:
- Charles Carson
- Annie Jordan:
- Hilda Barry
- Sergeant Flint:
- Arthur Rigby
- P.C. Jones:
- John Hughes
- Det-Constable Lauderdale:
- Geoffrey Adams
- Det-Sgt Andy Crawford:
- Peter Byrne
- Nora:
- Nelly Griffiths
- Telegraph Boy:
- Kenneth Tyllsen
- Christopher Jordan:
- Robert Cartland
- Rita:
- Fanny Carby
- Mary:
- Jeannette Hutchinson
- W.P. Sgt Freeman:
- Anne Ridler
- Mm Mason:
- Sally Lewis
- Mr Denver:
- Cameron Miller
- P.C. Clyde:
- Christopher Gilmore
- W.P.C. Alex Johns:
- Jan Millet
