The exciting adventures of five children who set out to vindicate a school friend wrongly accused of theft from the local museum.
| Actor | Role |
|---|---|
| GGerald CaseMr. Ashworth | Mr. Ashworth |
 Eric CorrieBeaumont | Beaumont |
| DDerek FreemanMaurice Anderson | Maurice Anderson |
| RRichard JamesPeter | Peter |
| JJenny JonesJoan | Joan |
 Keith MarshBen Brundle | Ben Brundle |
| AAnthony RichmondBrian | Brian |
 Jack StewartGibson | Gibson |