The pair find they need the help of more than their accountant when they are investigated by the Inland Revenue. Supt. Rafferty, meanwhile, is under mounting pressure to track down a particular deposit box - one belonging to the Comissioner's brother, Sir James Brent...
| Name | Type | Role | |
|---|---|---|---|
| Geoffrey Bayldon | Guest Star | Sammy Violin | |
| George Innes | Guest Star | Cedric Thomson | |
| Gerry Mill | Director |