Doctor Who - Season 21 Episode 4 Warriors of the Deep (4)
With Silurians in control of the base, Icthar reveals his plan for a final solution to Earth's human problem, which presents the Doctor a great moral dilemma.
- Genre: Drama, Action & Adventure, Sci-Fi & Fantasy
- Studio: BBC One, BBC Television
- Keyword: time travel, space, alien
- Cast: Sylvester McCoy, Sophie Aldred