![Doctor Who S3 E3 - Gridlock](https://i3.wp.com/tmdb.org/t/p/w185/4edFyasCrkH4MKs6H4mHqlrxA6b.jpg?resize=185,278)
The Doctor takes Martha to New Earth, in the far future, only to find that an entire city has become a deadly trap.
Creator | Sydney Newman |
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Actor | Jodie Whittaker, Mandip Gill, John Bishop |
Country | Canada, United Kingdom |
Production | BBC Cymru Wales |