When a crime occurs on the doorstep of Headquarters the local force thinks it's funny. But Barlow is not amused. He is aware the incident could be a prelude to a much bigger crime - but what? And why is John Watt even less amused than Barlow?
| Name | Type | Role | |
|---|---|---|---|
| Elwyn Jones | Writer | ||
| Vere Lorrimer | Director |