- Writer:
- Ted Willis
- Script associate:
- Rex Edwards
- Film Cameraman:
- Peter Hamilton
- Film Editor:
- Ken Cooper
- Designer:
- Lawrence Broadhouse
- Producer:
- Douglas Moodie
- P.C. George Dixon:
- Jack Warner
- Det-Sgt Andy Crawford:
- Peter Byrne
- Mary:
- Jeannette Hutchinson
- W.P.C. Kay Shaw:
- Jocelyne Rhodes
- Det-Con Jack Cotton:
- Michael Nightingale
- Prob P.C. Jamie MacPherson:
- David Webster
- Nancy:
- Dorothy Casey
- Oppy Harris:
- Leon Cortez
- Florrie Mellon:
- Joan Young
- Monty Mellon:
- George Benson
- Club barman (Tim):
- John Caesar
- Peggy:
- Susan Lawrance
- P.C. Lauderdale:
- Geoffrey Adams
- Det-Sgt Tommy Hughes:
- Graham Ashley
- Sergeant Flint:
- Arthur Rigby
- Kate Flint:
- Marjorie Rhodes
- Jennie Wren:
- Hilda Fenemore
- Scully:
- Simon Prebble
- Skinner:
- Michael Da Costa
- P.C. Bush:
- Max Latimer
- W.P. Sgt Scott (Scotty):
- Ruth Lodge
- Det-Insp Cherry:
- Robert Cawdron
- Guest singer:
- Ronnie Carroll
