The Doctor escapes from the Scope and joins forces with Vorg to try and save its inhabitants but Kalik is still determined to use the Drashigs to start a rebellion.
| Name | Type | Role | |
|---|---|---|---|
| Robert Holmes | Writer | ||
| Jenny McCracken | Guest Star | ||
| Cheryl Hall | Guest Star | ||
| Leslie Dwyer | Guest Star | ||
| Tenniel Evans | Guest Star | ||
| Barry Letts | Director |