26 Season
694 Episode
Doctor Who - Season 13 Episode 16 The Android Invasion (4)
The Doctor and Sarah reach Earth and try to warn the research centre about the Kraal invasion before Styggron unleashes his virus.
- Year: 1989
- Country: United Kingdom
- Genre: Drama, Action & Adventure, Sci-Fi & Fantasy
- Studio: BBC One, BBC Television
- Keyword: time travel, space, alien
- Director: Verity Lambert, Sydney Newman, Donald Wilson, C. E. Webber
- Cast: Sylvester McCoy, Sophie Aldred