Facing a sentence of death from merciless justice machines, the Doctor must play for time while Romana tries to discover just who Vivian Fey really is.
| Name | Type | Role | |
|---|---|---|---|
| David Fisher | Writer | ||
| David McAlister | Guest Star | ||
| Gerald Cross | Guest Star | ||
| James Murray | Guest Star | ||
| Beatrix Lehmann | Guest Star | ||
| Susan Engel | Guest Star | ||
| Darrol Blake | Director |