The Rutan starts picking off the surviving humans one by one as the Doctor and Leela struggle to defeat not only the alien but an entire fleet waiting to occupy Earth.
| Name | Type | Role | |
|---|---|---|---|
| Terrance Dicks | Writer | ||
| Sean Caffrey | Guest Star | ||
| Annette Woollett | Guest Star | ||
| John Abbott | Guest Star | ||
| Paddy Russell | Director |