Arthur, Henry's business partner, returns from a trip abroad with the news that his wife is having an affair, and that he has consequently hidden a tape recorder in his apartment in order to record her disloyal bedroom activities...
| Name | Type | Role | |
|---|---|---|---|
| Alan Simpson | Writer | ||
| Ray Galton | Writer | ||
| Willie Jonah | Guest Star | ||
| Monika Ringwald | Guest Star | Miss Denmark (as Monica Ringwald) | |
| George Baizley | Guest Star | ||
| Michael Napier Brown | Guest Star | ||
| Gail Grainger | Guest Star | ||
| Donald Morley | Guest Star | ||
| Yolande Turner | Guest Star | ||
| Janet Davies | Guest Star | ||
| Harold Snoad | Director |