Italy, 1492. Tempted by the promises of ultimate power offered by Mandragora, Hieronymous plots to eliminate the threat posed by the Doctor and uses an unwitting Sarah as his weapon.
| Name | Type | Role | |
|---|---|---|---|
| Louis Marks | Writer | ||
| Jon Laurimore | Guest Star | ||
| Antony Carrick | Guest Star | ||
| Gareth Armstrong | Guest Star | ||
| Rodney Bennett | Director |