Captured by the Count, the Doctor and Romana uncover an elaborate plan to steal the Mona Lisa. But there is more to Scarlioni's plans than a simple theft.
| Name | Type | Role | |
|---|---|---|---|
| Graham Williams | Writer | ||
| Douglas Adams | Writer | ||
| Catherine Schell | Guest Star | ||
| Kevin Flood | Guest Star | ||
| Michael Hayes | Director |