Jon Pertwee
The Doctor
The Doctor and UNIT investigate a deadly infection lurking underneath the Welsh mining town of Llanfairfach. It's an adventure that will change Jo Grant's life forever...
Release Date | 1973-06-23 |
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Runtime | 2h 30m |
Directors | Michael E. Briant, Mike Jefferies |
Producer | Barry Letts |
Writers | Robert Sloman, Terrance Dicks |