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Doctor Who
Season 13 Episode 4: Terror of the Zygons (4)
UNIT attempt to track down the Zygon ship while Broton prepares to have the Skarasen attack London.
- Genre:
- Drama, Action & Adventure, Sci-Fi & Fantasy
- Seasons:
- 26
- Episodes:
- 694
- Cast:
- Sylvester McCoy, Sophie Aldred
- Quality:
- HD
- Duration:
- 25 min
- First Air:
- 1963
- Rating:
- 7.9









