- Writer/Task Force Format:
- Elwyn Jones
- Script Editor:
- Joan Clark
- Designer:
- Daphne Shortman
- Producer:
- Leonard Lewis
- Director:
- Frank Cox
- Det Chief Supt Barlow:
- Stratford Johns
- Det-Supt Watt:
- Frank Windsor
- Det-Insp Hawkins:
- Norman Bowler
- Sgt Evans:
- David Lloyd Meredith
- PC Snow:
- Terence Rigby
- PC Drake:
- Brian Hall
- P/W Det-Sgt Green:
- Heather Stoney
- Chief Con Cullen:
- Walter Gotell
- Adams:
- Michael Burrell
- Larry:
- Haydn Jones
- Panni:
- Ishaq Bux