A woman suspects that the local council is corrupt and building defective drains that could cause public health issues.
| Actor | Role |
|---|---|
 Jill EsmondMrs. Charlotte Carson | Mrs. Charlotte Carson |
 Jack WatlingHugh Carson | Hugh Carson |
 Carol MarshGeorgie Carson | Georgie Carson |
 Gerard HeinzAlex Hartman | Alex Hartman |
| MMercy HaysteadIris Freemantle | Iris Freemantle |
 Norman ShelleyHerbert J. Freemantle | Herbert J. Freemantle |
| LLloyd PearsonGeorge Carson, the Local Mayor | George Carson, the Local Mayor |
 Brenda De BanzieDolly Carson | Dolly Carson |
 Henry CaineJoseph P. Forrester | Joseph P. Forrester |