DOOMWATCH: INVASION December 21, 1970 - The BBC Sci-Fi TV Series COMPLETE PROGRAM in HD

DOOMWATCH: INVASION December 21, 1970 - While exploring in caves in Wensdale, two boys go missing. Ridge & Hardcastle investigate, but are strongly warned off by an army unit, which has taken over the entire area. Doomwatch soon discovers that in WW2, Wensdale was used as a base for the development of bacterial warfare, and the weapons stored there have now leaked into the local water supply.
The BBC Television Series COMPLETE PROGRAM in HD