Billy's parents - in cahoots with Mr. Shadrack - send him to a psychiatrist, but it would appear that Dr. Smiley is not the best choice as medical adviser...
| Name | Type | Role | |
|---|---|---|---|
| Keith Waterhouse | Writer | ||
| Willis Hall | Writer | ||
| Colin Jeavons | Guest Star | ||
| Roy Kinnear | Guest Star | ||
| Stuart Allen | Director |