- Writer:
- Eric Paice
- Series creator:
- Ted Willis
- Design:
- Antony Thorpe
- Director:
- David Askey
- Production:
- Ronald Marsh
- George Dixon:
- Jack Warner
- David Newman:
- David Griffin
- First prison officer:
- James Appleby
- Det.-Sgt. Andy Crawford:
- Peter Byrne
- Taylor:
- Valentine Palmer
- Catherine Selby:
- Illona Linthwaite
- Girl at accident:
- Penny Spencer
- Sgt. Wills:
- Nicholas Donnelly
- Patrolman:
- Alec Ross
- P.C. Swain:
- Robert Arnold
- P.C. Turner:
- Andrew Bradford
- Pauline Selby:
- June Ellis
- Medical orderly:
- Conrad Monk
- Second prison officer:
- Stuart Monro
- Harry Selby:
- Leslie Sands
- Miss Campbell:
- Sheila Brownrigg
- Prisoner's wife:
- Kate Brown
- Prisoner's girlfriend:
- Sonia Stevens
- Duggie Dyter:
- Robert Hamilton
- Prisoner:
- Lewis Ward
- Det.-Con. Lauderdale:
- Geoffrey Adams
- W.D.C. Ann Foster:
- Pamela Buchner
- Garage man:
- Peter Thomas
- Hospital Sister:
- Chi-Chi Enis
- Nurse:
- Susan Robinson
- Mackay:
- Roy Evans
- Prison Governor:
- Denis Thorne
