When Derek Dumpling joins the Chisleton Constabulary, Supergran must thwart the Scunner Campbell's most daring exploit yet, before Derek has to hand in his truncheon....
| Name | Type | Role | |
|---|---|---|---|
| Jenny McDade | Writer | ||
| Milton Johns | Guest Star | ||
| Melvyn Hayes | Guest Star | ||
| Tony Kysh | Director |