Young Dennis has an audition in France for a roller skating TV show, but doesn't have a chaperone. Grandad volunteers to accompany him, but unwittingly gets involved in a diamond necklace smuggling operation.
| Name | Type | Role | |
|---|---|---|---|
| Bob Block | Writer | ||
| Derrick Gilbert | Guest Star | ||
| Colin Rix | Guest Star | ||
| Lynda La Plante | Guest Star | ||
| Michael Sampson | Guest Star | ||
| Hal Dyer | Guest Star | ||
| Robert East | Guest Star | ||
| Jeremy Swan | Director | ||
| Alan Lenoir | Director |