26 Season
694 Episode
Doctor Who - Season 19 Episode 4 Castrovalva (4)
The TARDIS crew are caught in a space-time trap. Escaping will mean a final confrontation with the Master.
- 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