Under pressure from residents on the Larkmead Estate, Supt. Tom Chandler talks Sgt. June Ackland into helping him stop a one-boy crime-wave on the estate.
When a potential witness is found half-drowned in a river, PCs Tony Stamp and Reg Hollis discover that drowning was self-inflicted.
- Steven Hartley as Supt Tom Chandler
- Trudie Goodwin as Sgt June Ackland
- Jeff Stewart as PC Reg Hollis
- Graham Cole as PC Tony Stamp
- Tony O'Callaghan as Sgt Matthew Boyden
- Jane Wall as PC Di Worrell
- Matthew Crompton as PC Sam Harker